82851720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1861}}^1$

素因数の和:1935

約数の個数: 128

約数和(自身を含む): 289578240

約数和(自身を除く): 206726520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 636, 742, 795, 840, 1060, 1113, 1272, 1484, 1590, 1855, 1861, 2120, 2226, 2968, 3180, 3710, 3722, 4452, 5565, 5583, 6360, 7420, 7444, 8904, 9305, 11130, 11166, 13027, 14840, 14888, 18610, 22260, 22332, 26054, 27915, 37220, 39081, 44520, 44664, 52108, 55830, 65135, 74440, 78162, 98633, 104216, 111660, 130270, 156324, 195405, 197266, 223320, 260540, 295899, 312648, 390810, 394532, 493165, 521080, 591798, 690431, 781620, 789064, 986330, 1183596, 1380862, 1479495, 1563240, 1972660, 2071293, 2367192, 2761724, 2958990, 3452155, 3945320, 4142586, 5523448, 5917980, 6904310, 8285172, 10356465, 11835960, 13808620, 16570344, 20712930, 27617240, 41425860, 82851720]

約数ペア:

[(1, 82851720), (2, 41425860), (3, 27617240), (4, 20712930), (5, 16570344), (6, 13808620), (7, 11835960), (8, 10356465), (10, 8285172), (12, 6904310), (14, 5917980), (15, 5523448), (20, 4142586), (21, 3945320), (24, 3452155), (28, 2958990), (30, 2761724), (35, 2367192), (40, 2071293), (42, 1972660), (53, 1563240), (56, 1479495), (60, 1380862), (70, 1183596), (84, 986330), (105, 789064), (106, 781620), (120, 690431), (140, 591798), (159, 521080), (168, 493165), (210, 394532), (212, 390810), (265, 312648), (280, 295899), (318, 260540), (371, 223320), (420, 197266), (424, 195405), (530, 156324), (636, 130270), (742, 111660), (795, 104216), (840, 98633), (1060, 78162), (1113, 74440), (1272, 65135), (1484, 55830), (1590, 52108), (1855, 44664), (1861, 44520), (2120, 39081), (2226, 37220), (2968, 27915), (3180, 26054), (3710, 22332), (3722, 22260), (4452, 18610), (5565, 14888), (5583, 14840), (6360, 13027), (7420, 11166), (7444, 11130), (8904, 9305)]