381402840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{659}}^1$

素因数の和:746

約数の個数: 256

約数和(自身を含む): 1437004800

約数和(自身を除く): 1055601960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 53, 56, 60, 65, 70, 78, 84, 91, 104, 105, 106, 120, 130, 140, 156, 159, 168, 182, 195, 210, 212, 260, 265, 273, 280, 312, 318, 364, 371, 390, 420, 424, 455, 520, 530, 546, 636, 659, 689, 728, 742, 780, 795, 840, 910, 1060, 1092, 1113, 1272, 1318, 1365, 1378, 1484, 1560, 1590, 1820, 1855, 1977, 2067, 2120, 2184, 2226, 2636, 2730, 2756, 2968, 3180, 3295, 3445, 3640, 3710, 3954, 4134, 4452, 4613, 4823, 5272, 5460, 5512, 5565, 6360, 6590, 6890, 7420, 7908, 8268, 8567, 8904, 9226, 9646, 9885, 10335, 10920, 11130, 13180, 13780, 13839, 14469, 14840, 15816, 16536, 17134, 18452, 19292, 19770, 20670, 22260, 23065, 24115, 25701, 26360, 27560, 27678, 28938, 34268, 34927, 36904, 38584, 39540, 41340, 42835, 44520, 46130, 48230, 51402, 55356, 57876, 59969, 68536, 69195, 69854, 72345, 79080, 82680, 85670, 92260, 96460, 102804, 104781, 110712, 115752, 119938, 128505, 138390, 139708, 144690, 171340, 174635, 179907, 184520, 192920, 205608, 209562, 239876, 244489, 257010, 276780, 279416, 289380, 299845, 342680, 349270, 359814, 419124, 454051, 479752, 488978, 514020, 523905, 553560, 578760, 599690, 698540, 719628, 733467, 838248, 899535, 908102, 977956, 1028040, 1047810, 1199380, 1222445, 1362153, 1397080, 1439256, 1466934, 1799070, 1816204, 1955912, 2095620, 2270255, 2398760, 2444890, 2724306, 2933868, 3178357, 3598140, 3632408, 3667335, 4191240, 4540510, 4889780, 5448612, 5867736, 6356714, 6810765, 7196280, 7334670, 9081020, 9535071, 9779560, 10897224, 12713428, 13621530, 14669340, 15891785, 18162040, 19070142, 25426856, 27243060, 29338680, 31783570, 38140284, 47675355, 54486120, 63567140, 76280568, 95350710, 127134280, 190701420, 381402840]

約数ペア:

[(1, 381402840), (2, 190701420), (3, 127134280), (4, 95350710), (5, 76280568), (6, 63567140), (7, 54486120), (8, 47675355), (10, 38140284), (12, 31783570), (13, 29338680), (14, 27243060), (15, 25426856), (20, 19070142), (21, 18162040), (24, 15891785), (26, 14669340), (28, 13621530), (30, 12713428), (35, 10897224), (39, 9779560), (40, 9535071), (42, 9081020), (52, 7334670), (53, 7196280), (56, 6810765), (60, 6356714), (65, 5867736), (70, 5448612), (78, 4889780), (84, 4540510), (91, 4191240), (104, 3667335), (105, 3632408), (106, 3598140), (120, 3178357), (130, 2933868), (140, 2724306), (156, 2444890), (159, 2398760), (168, 2270255), (182, 2095620), (195, 1955912), (210, 1816204), (212, 1799070), (260, 1466934), (265, 1439256), (273, 1397080), (280, 1362153), (312, 1222445), (318, 1199380), (364, 1047810), (371, 1028040), (390, 977956), (420, 908102), (424, 899535), (455, 838248), (520, 733467), (530, 719628), (546, 698540), (636, 599690), (659, 578760), (689, 553560), (728, 523905), (742, 514020), (780, 488978), (795, 479752), (840, 454051), (910, 419124), (1060, 359814), (1092, 349270), (1113, 342680), (1272, 299845), (1318, 289380), (1365, 279416), (1378, 276780), (1484, 257010), (1560, 244489), (1590, 239876), (1820, 209562), (1855, 205608), (1977, 192920), (2067, 184520), (2120, 179907), (2184, 174635), (2226, 171340), (2636, 144690), (2730, 139708), (2756, 138390), (2968, 128505), (3180, 119938), (3295, 115752), (3445, 110712), (3640, 104781), (3710, 102804), (3954, 96460), (4134, 92260), (4452, 85670), (4613, 82680), (4823, 79080), (5272, 72345), (5460, 69854), (5512, 69195), (5565, 68536), (6360, 59969), (6590, 57876), (6890, 55356), (7420, 51402), (7908, 48230), (8268, 46130), (8567, 44520), (8904, 42835), (9226, 41340), (9646, 39540), (9885, 38584), (10335, 36904), (10920, 34927), (11130, 34268), (13180, 28938), (13780, 27678), (13839, 27560), (14469, 26360), (14840, 25701), (15816, 24115), (16536, 23065), (17134, 22260), (18452, 20670), (19292, 19770)]