1977109680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{90527}}^1$

素因数の和:90563

約数の個数: 160

約数和(自身を含む): 7543517184

約数和(自身を除く): 5566407504

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 21840, 90527, 181054, 271581, 362108, 452635, 543162, 633689, 724216, 905270, 1086324, 1176851, 1267378, 1357905, 1448432, 1810540, 1901067, 2172648, 2353702, 2534756, 2715810, 3168445, 3530553, 3621080, 3802134, 4345296, 4707404, 5069512, 5431620, 5884255, 6336890, 7061106, 7242160, 7604268, 8237957, 9414808, 9505335, 10139024, 10863240, 11768510, 12673780, 14122212, 15208536, 16475914, 17652765, 18829616, 19010670, 21726480, 23537020, 24713871, 25347560, 28244424, 30417072, 32951828, 35305530, 38021340, 41189785, 47074040, 49427742, 50695120, 56488848, 65903656, 70611060, 76042680, 82379570, 94148080, 98855484, 123569355, 131807312, 141222120, 152085360, 164759140, 197710968, 247138710, 282444240, 329518280, 395421936, 494277420, 659036560, 988554840, 1977109680]

約数ペア:

[(1, 1977109680), (2, 988554840), (3, 659036560), (4, 494277420), (5, 395421936), (6, 329518280), (7, 282444240), (8, 247138710), (10, 197710968), (12, 164759140), (13, 152085360), (14, 141222120), (15, 131807312), (16, 123569355), (20, 98855484), (21, 94148080), (24, 82379570), (26, 76042680), (28, 70611060), (30, 65903656), (35, 56488848), (39, 50695120), (40, 49427742), (42, 47074040), (48, 41189785), (52, 38021340), (56, 35305530), (60, 32951828), (65, 30417072), (70, 28244424), (78, 25347560), (80, 24713871), (84, 23537020), (91, 21726480), (104, 19010670), (105, 18829616), (112, 17652765), (120, 16475914), (130, 15208536), (140, 14122212), (156, 12673780), (168, 11768510), (182, 10863240), (195, 10139024), (208, 9505335), (210, 9414808), (240, 8237957), (260, 7604268), (273, 7242160), (280, 7061106), (312, 6336890), (336, 5884255), (364, 5431620), (390, 5069512), (420, 4707404), (455, 4345296), (520, 3802134), (546, 3621080), (560, 3530553), (624, 3168445), (728, 2715810), (780, 2534756), (840, 2353702), (910, 2172648), (1040, 1901067), (1092, 1810540), (1365, 1448432), (1456, 1357905), (1560, 1267378), (1680, 1176851), (1820, 1086324), (2184, 905270), (2730, 724216), (3120, 633689), (3640, 543162), (4368, 452635), (5460, 362108), (7280, 271581), (10920, 181054), (21840, 90527)]