400228920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:699

約数の個数: 384

約数和(自身を含む): 1687795200

約数和(自身を除く): 1287566280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 24, 26, 28, 30, 35, 36, 38, 39, 40, 42, 45, 52, 56, 57, 60, 63, 65, 70, 72, 76, 78, 84, 90, 91, 95, 104, 105, 114, 117, 120, 126, 130, 133, 140, 152, 156, 168, 171, 180, 182, 190, 195, 210, 228, 234, 247, 252, 260, 266, 273, 280, 285, 312, 315, 342, 360, 364, 380, 390, 399, 420, 455, 456, 468, 494, 504, 520, 532, 546, 570, 585, 630, 643, 665, 684, 728, 741, 760, 780, 798, 819, 840, 855, 910, 936, 988, 1064, 1092, 1140, 1170, 1197, 1235, 1260, 1286, 1330, 1365, 1368, 1482, 1560, 1596, 1638, 1710, 1729, 1820, 1929, 1976, 1995, 2184, 2223, 2280, 2340, 2394, 2470, 2520, 2572, 2660, 2730, 2964, 3192, 3215, 3276, 3420, 3458, 3640, 3705, 3858, 3990, 4095, 4446, 4501, 4680, 4788, 4940, 5144, 5187, 5320, 5460, 5787, 5928, 5985, 6430, 6552, 6840, 6916, 7410, 7716, 7980, 8190, 8359, 8645, 8892, 9002, 9576, 9645, 9880, 10374, 10920, 11115, 11574, 11970, 12217, 12860, 13503, 13832, 14820, 15432, 15561, 15960, 16380, 16718, 17290, 17784, 18004, 19290, 20748, 22230, 22505, 23148, 23940, 24434, 25077, 25720, 25935, 27006, 28935, 29640, 31122, 32760, 33436, 34580, 36008, 36651, 38580, 40509, 41496, 41795, 44460, 45010, 46296, 47880, 48868, 50154, 51870, 54012, 57870, 58513, 61085, 62244, 66872, 67515, 69160, 73302, 75231, 77160, 77805, 81018, 83590, 85519, 88920, 90020, 97736, 100308, 103740, 108024, 109953, 115740, 117026, 122170, 124488, 125385, 135030, 146604, 150462, 155610, 158821, 162036, 167180, 171038, 175539, 180040, 183255, 200616, 202545, 207480, 219906, 231480, 234052, 244340, 250770, 256557, 270060, 292565, 293208, 300924, 311220, 317642, 324072, 334360, 342076, 351078, 366510, 376155, 405090, 427595, 439812, 468104, 476463, 488680, 501540, 513114, 526617, 540120, 549765, 585130, 601848, 622440, 635284, 684152, 702156, 733020, 752310, 769671, 794105, 810180, 855190, 877695, 879624, 952926, 1003080, 1026228, 1053234, 1099530, 1111747, 1170260, 1270568, 1282785, 1404312, 1429389, 1466040, 1504620, 1539342, 1588210, 1620360, 1710380, 1755390, 1905852, 2052456, 2106468, 2199060, 2223494, 2340520, 2382315, 2565570, 2633085, 2858778, 3009240, 3078684, 3176420, 3335241, 3420760, 3510780, 3811704, 3848355, 4212936, 4398120, 4446988, 4764630, 5131140, 5266170, 5558735, 5717556, 6157368, 6352840, 6670482, 7021560, 7146945, 7696710, 8893976, 9529260, 10005723, 10262280, 10532340, 11117470, 11435112, 13340964, 14293890, 15393420, 16676205, 19058520, 20011446, 21064680, 22234940, 26681928, 28587780, 30786840, 33352410, 40022892, 44469880, 50028615, 57175560, 66704820, 80045784, 100057230, 133409640, 200114460, 400228920]

約数ペア:

[(1, 400228920), (2, 200114460), (3, 133409640), (4, 100057230), (5, 80045784), (6, 66704820), (7, 57175560), (8, 50028615), (9, 44469880), (10, 40022892), (12, 33352410), (13, 30786840), (14, 28587780), (15, 26681928), (18, 22234940), (19, 21064680), (20, 20011446), (21, 19058520), (24, 16676205), (26, 15393420), (28, 14293890), (30, 13340964), (35, 11435112), (36, 11117470), (38, 10532340), (39, 10262280), (40, 10005723), (42, 9529260), (45, 8893976), (52, 7696710), (56, 7146945), (57, 7021560), (60, 6670482), (63, 6352840), (65, 6157368), (70, 5717556), (72, 5558735), (76, 5266170), (78, 5131140), (84, 4764630), (90, 4446988), (91, 4398120), (95, 4212936), (104, 3848355), (105, 3811704), (114, 3510780), (117, 3420760), (120, 3335241), (126, 3176420), (130, 3078684), (133, 3009240), (140, 2858778), (152, 2633085), (156, 2565570), (168, 2382315), (171, 2340520), (180, 2223494), (182, 2199060), (190, 2106468), (195, 2052456), (210, 1905852), (228, 1755390), (234, 1710380), (247, 1620360), (252, 1588210), (260, 1539342), (266, 1504620), (273, 1466040), (280, 1429389), (285, 1404312), (312, 1282785), (315, 1270568), (342, 1170260), (360, 1111747), (364, 1099530), (380, 1053234), (390, 1026228), (399, 1003080), (420, 952926), (455, 879624), (456, 877695), (468, 855190), (494, 810180), (504, 794105), (520, 769671), (532, 752310), (546, 733020), (570, 702156), (585, 684152), (630, 635284), (643, 622440), (665, 601848), (684, 585130), (728, 549765), (741, 540120), (760, 526617), (780, 513114), (798, 501540), (819, 488680), (840, 476463), (855, 468104), (910, 439812), (936, 427595), (988, 405090), (1064, 376155), (1092, 366510), (1140, 351078), (1170, 342076), (1197, 334360), (1235, 324072), (1260, 317642), (1286, 311220), (1330, 300924), (1365, 293208), (1368, 292565), (1482, 270060), (1560, 256557), (1596, 250770), (1638, 244340), (1710, 234052), (1729, 231480), (1820, 219906), (1929, 207480), (1976, 202545), (1995, 200616), (2184, 183255), (2223, 180040), (2280, 175539), (2340, 171038), (2394, 167180), (2470, 162036), (2520, 158821), (2572, 155610), (2660, 150462), (2730, 146604), (2964, 135030), (3192, 125385), (3215, 124488), (3276, 122170), (3420, 117026), (3458, 115740), (3640, 109953), (3705, 108024), (3858, 103740), (3990, 100308), (4095, 97736), (4446, 90020), (4501, 88920), (4680, 85519), (4788, 83590), (4940, 81018), (5144, 77805), (5187, 77160), (5320, 75231), (5460, 73302), (5787, 69160), (5928, 67515), (5985, 66872), (6430, 62244), (6552, 61085), (6840, 58513), (6916, 57870), (7410, 54012), (7716, 51870), (7980, 50154), (8190, 48868), (8359, 47880), (8645, 46296), (8892, 45010), (9002, 44460), (9576, 41795), (9645, 41496), (9880, 40509), (10374, 38580), (10920, 36651), (11115, 36008), (11574, 34580), (11970, 33436), (12217, 32760), (12860, 31122), (13503, 29640), (13832, 28935), (14820, 27006), (15432, 25935), (15561, 25720), (15960, 25077), (16380, 24434), (16718, 23940), (17290, 23148), (17784, 22505), (18004, 22230), (19290, 20748)]