About the Number

381866940

381866939 ← → 381866941

2進数表記:10110110000101101001110111100

漢数字表記:三億八千百八十六万六千九百四十

素因数分解:

2 2 × 3 3 × 5 1 × 7 1 × 13 1 × 19 1 × 409 1

素因数の和:466
約数の個数: 384
約数和(自身を含む): 1542912000
約数和(自身を除く): 1161045060

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 26, 27, 28, 30, 35, 36, 38, 39, 42, 45, 52, 54, 57, 60, 63, 65, 70, 76, 78, 84, 90, 91, 95, 105, 108, 114, 117, 126, 130, 133, 135, 140, 156, 171, 180, 182, 189, 190, 195, 210, 228, 234, 247, 252, 260, 266, 270, 273, 285, 315, 342, 351, 364, 378, 380, 390, 399, 409, 420, 455, 468, 494, 513, 532, 540, 546, 570, 585, 630, 665, 684, 702, 741, 756, 780, 798, 818, 819, 855, 910, 945, 988, 1026, 1092, 1140, 1170, 1197, 1227, 1235, 1260, 1330, 1365, 1404, 1482, 1596, 1636, 1638, 1710, 1729, 1755, 1820, 1890, 1995, 2045, 2052, 2223, 2340, 2394, 2454, 2457, 2470, 2565, 2660, 2730, 2863, 2964, 3276, 3420, 3458, 3510, 3591, 3681, 3705, 3780, 3990, 4090, 4095, 4446, 4788, 4908, 4914, 4940, 5130, 5187, 5317, 5460, 5726, 5985, 6135, 6669, 6916, 7020, 7182, 7362, 7410, 7771, 7980, 8180, 8190, 8589, 8645, 8892, 9828, 10260, 10374, 10634, 11043, 11115, 11452, 11970, 12270, 12285, 13338, 14315, 14364, 14724, 14820, 15542, 15561, 15951, 16380, 17178, 17290, 17955, 18405, 20748, 21268, 22086, 22230, 23313, 23940, 24540, 24570, 25767, 25935, 26585, 26676, 28630, 31084, 31122, 31902, 33345, 34356, 34580, 35910, 36810, 37219, 38855, 42945, 44172, 44460, 46626, 46683, 47853, 49140, 51534, 51870, 53170, 54397, 55215, 57260, 62244, 63804, 66690, 69939, 71820, 73620, 74438, 77301, 77710, 77805, 79755, 85890, 93252, 93366, 95706, 101023, 103068, 103740, 106340, 108794, 110430, 111657, 116565, 128835, 133380, 139878, 143559, 148876, 154602, 155420, 155610, 159510, 163191, 171780, 186095, 186732, 191412, 202046, 209817, 217588, 220860, 223314, 233130, 233415, 239265, 257670, 271985, 279756, 287118, 303069, 309204, 311220, 319020, 326382, 334971, 349695, 372190, 386505, 404092, 419634, 446628, 466260, 466830, 478530, 489573, 505115, 515340, 543970, 558285, 574236, 606138, 652764, 669942, 699390, 707161, 717795, 744380, 773010, 815955, 839268, 909207, 933660, 957060, 979146, 1004913, 1010230, 1049085, 1087940, 1116570, 1212276, 1339884, 1398780, 1414322, 1435590, 1468719, 1515345, 1546020, 1631910, 1674855, 1818414, 1958292, 2009826, 2020460, 2098170, 2121483, 2233140, 2447865, 2727621, 2828644, 2871180, 2937438, 3030690, 3263820, 3349710, 3535805, 3636828, 4019652, 4196340, 4242966, 4546035, 4895730, 5024565, 5455242, 5874876, 6061380, 6364449, 6699420, 7071610, 7343595, 8485932, 9092070, 9791460, 10049130, 10607415, 10910484, 12728898, 13638105, 14143220, 14687190, 18184140, 19093347, 20098260, 21214830, 25457796, 27276210, 29374380, 31822245, 38186694, 42429660, 54552420, 63644490, 76373388, 95466735, 127288980, 190933470, 381866940]

約数ペア:
[(1, 381866940), (2, 190933470), (3, 127288980), (4, 95466735), (5, 76373388), (6, 63644490), (7, 54552420), (9, 42429660), (10, 38186694), (12, 31822245), (13, 29374380), (14, 27276210), (15, 25457796), (18, 21214830), (19, 20098260), (20, 19093347), (21, 18184140), (26, 14687190), (27, 14143220), (28, 13638105), (30, 12728898), (35, 10910484), (36, 10607415), (38, 10049130), (39, 9791460), (42, 9092070), (45, 8485932), (52, 7343595), (54, 7071610), (57, 6699420), (60, 6364449), (63, 6061380), (65, 5874876), (70, 5455242), (76, 5024565), (78, 4895730), (84, 4546035), (90, 4242966), (91, 4196340), (95, 4019652), (105, 3636828), (108, 3535805), (114, 3349710), (117, 3263820), (126, 3030690), (130, 2937438), (133, 2871180), (135, 2828644), (140, 2727621), (156, 2447865), (171, 2233140), (180, 2121483), (182, 2098170), (189, 2020460), (190, 2009826), (195, 1958292), (210, 1818414), (228, 1674855), (234, 1631910), (247, 1546020), (252, 1515345), (260, 1468719), (266, 1435590), (270, 1414322), (273, 1398780), (285, 1339884), (315, 1212276), (342, 1116570), (351, 1087940), (364, 1049085), (378, 1010230), (380, 1004913), (390, 979146), (399, 957060), (409, 933660), (420, 909207), (455, 839268), (468, 815955), (494, 773010), (513, 744380), (532, 717795), (540, 707161), (546, 699390), (570, 669942), (585, 652764), (630, 606138), (665, 574236), (684, 558285), (702, 543970), (741, 515340), (756, 505115), (780, 489573), (798, 478530), (818, 466830), (819, 466260), (855, 446628), (910, 419634), (945, 404092), (988, 386505), (1026, 372190), (1092, 349695), (1140, 334971), (1170, 326382), (1197, 319020), (1227, 311220), (1235, 309204), (1260, 303069), (1330, 287118), (1365, 279756), (1404, 271985), (1482, 257670), (1596, 239265), (1636, 233415), (1638, 233130), (1710, 223314), (1729, 220860), (1755, 217588), (1820, 209817), (1890, 202046), (1995, 191412), (2045, 186732), (2052, 186095), (2223, 171780), (2340, 163191), (2394, 159510), (2454, 155610), (2457, 155420), (2470, 154602), (2565, 148876), (2660, 143559), (2730, 139878), (2863, 133380), (2964, 128835), (3276, 116565), (3420, 111657), (3458, 110430), (3510, 108794), (3591, 106340), (3681, 103740), (3705, 103068), (3780, 101023), (3990, 95706), (4090, 93366), (4095, 93252), (4446, 85890), (4788, 79755), (4908, 77805), (4914, 77710), (4940, 77301), (5130, 74438), (5187, 73620), (5317, 71820), (5460, 69939), (5726, 66690), (5985, 63804), (6135, 62244), (6669, 57260), (6916, 55215), (7020, 54397), (7182, 53170), (7362, 51870), (7410, 51534), (7771, 49140), (7980, 47853), (8180, 46683), (8190, 46626), (8589, 44460), (8645, 44172), (8892, 42945), (9828, 38855), (10260, 37219), (10374, 36810), (10634, 35910), (11043, 34580), (11115, 34356), (11452, 33345), (11970, 31902), (12270, 31122), (12285, 31084), (13338, 28630), (14315, 26676), (14364, 26585), (14724, 25935), (14820, 25767), (15542, 24570), (15561, 24540), (15951, 23940), (16380, 23313), (17178, 22230), (17290, 22086), (17955, 21268), (18405, 20748)]

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