256289670

素因数分解:

$2^1\times 3^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:122

約数の個数: 384

約数和(自身を含む): 909941760

約数和(自身を除く): 653652090

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 19, 21, 26, 27, 30, 35, 38, 39, 42, 45, 54, 57, 61, 63, 65, 70, 78, 81, 90, 91, 95, 105, 114, 117, 122, 126, 130, 133, 135, 162, 171, 182, 183, 189, 190, 195, 210, 234, 243, 247, 266, 270, 273, 285, 305, 315, 342, 351, 366, 378, 390, 399, 405, 427, 455, 486, 494, 513, 546, 549, 567, 570, 585, 610, 630, 665, 702, 741, 793, 798, 810, 819, 854, 855, 910, 915, 945, 1026, 1053, 1098, 1134, 1159, 1170, 1197, 1215, 1235, 1281, 1330, 1365, 1482, 1539, 1586, 1638, 1647, 1701, 1710, 1729, 1755, 1830, 1890, 1995, 2106, 2135, 2223, 2318, 2379, 2394, 2430, 2457, 2470, 2562, 2565, 2730, 2745, 2835, 3078, 3159, 3294, 3402, 3458, 3477, 3510, 3591, 3705, 3843, 3965, 3990, 4095, 4270, 4446, 4617, 4758, 4914, 4941, 5130, 5187, 5265, 5490, 5551, 5670, 5795, 5985, 6318, 6405, 6669, 6954, 7137, 7182, 7371, 7410, 7686, 7695, 7930, 8113, 8190, 8235, 8505, 8645, 9234, 9882, 10374, 10431, 10530, 10773, 11102, 11115, 11529, 11590, 11895, 11970, 12285, 12810, 13338, 14274, 14742, 14823, 15067, 15390, 15561, 15795, 16226, 16470, 16653, 17010, 17290, 17385, 17955, 19215, 20007, 20862, 21411, 21546, 22113, 22230, 23058, 23085, 23790, 24339, 24570, 24705, 25935, 27755, 29646, 30134, 31122, 31293, 31590, 32319, 33306, 33345, 34587, 34770, 35685, 35910, 36855, 38430, 40014, 40565, 42822, 44226, 45201, 46170, 46683, 48678, 49410, 49959, 51870, 52155, 53865, 55510, 57645, 60021, 62586, 64233, 64638, 66690, 69174, 71370, 73017, 73710, 74115, 75335, 77805, 81130, 83265, 90402, 93366, 93879, 99918, 100035, 103761, 104310, 105469, 107055, 107730, 110565, 115290, 120042, 121695, 128466, 135603, 140049, 146034, 148230, 149877, 150670, 155610, 156465, 161595, 166530, 172935, 187758, 192699, 200070, 207522, 210938, 214110, 219051, 221130, 226005, 233415, 243390, 249795, 271206, 280098, 281637, 299754, 300105, 312930, 316407, 321165, 323190, 345870, 365085, 385398, 406809, 420147, 438102, 449631, 452010, 466830, 469395, 499590, 518805, 527345, 563274, 600210, 632814, 642330, 657153, 678015, 700245, 730170, 749385, 813618, 840294, 899262, 938790, 949221, 963495, 1037610, 1054690, 1095255, 1220427, 1314306, 1348893, 1356030, 1400490, 1408185, 1498770, 1582035, 1898442, 1926990, 1971459, 2034045, 2100735, 2190510, 2248155, 2440854, 2697786, 2816370, 2847663, 3164070, 3285765, 3661281, 3942918, 4068090, 4201470, 4496310, 4746105, 5695326, 6102135, 6571530, 6744465, 7322562, 8542989, 9492210, 9857295, 12204270, 13488930, 14238315, 17085978, 18306405, 19714590, 25628967, 28476630, 36612810, 42714945, 51257934, 85429890, 128144835, 256289670]

約数ペア:

[(1, 256289670), (2, 128144835), (3, 85429890), (5, 51257934), (6, 42714945), (7, 36612810), (9, 28476630), (10, 25628967), (13, 19714590), (14, 18306405), (15, 17085978), (18, 14238315), (19, 13488930), (21, 12204270), (26, 9857295), (27, 9492210), (30, 8542989), (35, 7322562), (38, 6744465), (39, 6571530), (42, 6102135), (45, 5695326), (54, 4746105), (57, 4496310), (61, 4201470), (63, 4068090), (65, 3942918), (70, 3661281), (78, 3285765), (81, 3164070), (90, 2847663), (91, 2816370), (95, 2697786), (105, 2440854), (114, 2248155), (117, 2190510), (122, 2100735), (126, 2034045), (130, 1971459), (133, 1926990), (135, 1898442), (162, 1582035), (171, 1498770), (182, 1408185), (183, 1400490), (189, 1356030), (190, 1348893), (195, 1314306), (210, 1220427), (234, 1095255), (243, 1054690), (247, 1037610), (266, 963495), (270, 949221), (273, 938790), (285, 899262), (305, 840294), (315, 813618), (342, 749385), (351, 730170), (366, 700245), (378, 678015), (390, 657153), (399, 642330), (405, 632814), (427, 600210), (455, 563274), (486, 527345), (494, 518805), (513, 499590), (546, 469395), (549, 466830), (567, 452010), (570, 449631), (585, 438102), (610, 420147), (630, 406809), (665, 385398), (702, 365085), (741, 345870), (793, 323190), (798, 321165), (810, 316407), (819, 312930), (854, 300105), (855, 299754), (910, 281637), (915, 280098), (945, 271206), (1026, 249795), (1053, 243390), (1098, 233415), (1134, 226005), (1159, 221130), (1170, 219051), (1197, 214110), (1215, 210938), (1235, 207522), (1281, 200070), (1330, 192699), (1365, 187758), (1482, 172935), (1539, 166530), (1586, 161595), (1638, 156465), (1647, 155610), (1701, 150670), (1710, 149877), (1729, 148230), (1755, 146034), (1830, 140049), (1890, 135603), (1995, 128466), (2106, 121695), (2135, 120042), (2223, 115290), (2318, 110565), (2379, 107730), (2394, 107055), (2430, 105469), (2457, 104310), (2470, 103761), (2562, 100035), (2565, 99918), (2730, 93879), (2745, 93366), (2835, 90402), (3078, 83265), (3159, 81130), (3294, 77805), (3402, 75335), (3458, 74115), (3477, 73710), (3510, 73017), (3591, 71370), (3705, 69174), (3843, 66690), (3965, 64638), (3990, 64233), (4095, 62586), (4270, 60021), (4446, 57645), (4617, 55510), (4758, 53865), (4914, 52155), (4941, 51870), (5130, 49959), (5187, 49410), (5265, 48678), (5490, 46683), (5551, 46170), (5670, 45201), (5795, 44226), (5985, 42822), (6318, 40565), (6405, 40014), (6669, 38430), (6954, 36855), (7137, 35910), (7182, 35685), (7371, 34770), (7410, 34587), (7686, 33345), (7695, 33306), (7930, 32319), (8113, 31590), (8190, 31293), (8235, 31122), (8505, 30134), (8645, 29646), (9234, 27755), (9882, 25935), (10374, 24705), (10431, 24570), (10530, 24339), (10773, 23790), (11102, 23085), (11115, 23058), (11529, 22230), (11590, 22113), (11895, 21546), (11970, 21411), (12285, 20862), (12810, 20007), (13338, 19215), (14274, 17955), (14742, 17385), (14823, 17290), (15067, 17010), (15390, 16653), (15561, 16470), (15795, 16226)]