131187420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8009}}^1$

素因数の和:8044

約数の個数: 144

約数和(自身を含む): 489827520

約数和(自身を除く): 358640100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8009, 8190, 16018, 16380, 24027, 32036, 40045, 48054, 56063, 72081, 80090, 96108, 104117, 112126, 120135, 144162, 160180, 168189, 208234, 224252, 240270, 280315, 288324, 312351, 336378, 360405, 416468, 480540, 504567, 520585, 560630, 624702, 672756, 720810, 728819, 840945, 937053, 1009134, 1041170, 1121260, 1249404, 1441620, 1457638, 1561755, 1681890, 1874106, 2018268, 2082340, 2186457, 2522835, 2915276, 3123510, 3363780, 3644095, 3748212, 4372914, 4685265, 5045670, 6247020, 6559371, 7288190, 8745828, 9370530, 10091340, 10932285, 13118742, 14576380, 18741060, 21864570, 26237484, 32796855, 43729140, 65593710, 131187420]

約数ペア:

[(1, 131187420), (2, 65593710), (3, 43729140), (4, 32796855), (5, 26237484), (6, 21864570), (7, 18741060), (9, 14576380), (10, 13118742), (12, 10932285), (13, 10091340), (14, 9370530), (15, 8745828), (18, 7288190), (20, 6559371), (21, 6247020), (26, 5045670), (28, 4685265), (30, 4372914), (35, 3748212), (36, 3644095), (39, 3363780), (42, 3123510), (45, 2915276), (52, 2522835), (60, 2186457), (63, 2082340), (65, 2018268), (70, 1874106), (78, 1681890), (84, 1561755), (90, 1457638), (91, 1441620), (105, 1249404), (117, 1121260), (126, 1041170), (130, 1009134), (140, 937053), (156, 840945), (180, 728819), (182, 720810), (195, 672756), (210, 624702), (234, 560630), (252, 520585), (260, 504567), (273, 480540), (315, 416468), (364, 360405), (390, 336378), (420, 312351), (455, 288324), (468, 280315), (546, 240270), (585, 224252), (630, 208234), (780, 168189), (819, 160180), (910, 144162), (1092, 120135), (1170, 112126), (1260, 104117), (1365, 96108), (1638, 80090), (1820, 72081), (2340, 56063), (2730, 48054), (3276, 40045), (4095, 32036), (5460, 24027), (8009, 16380), (8190, 16018)]