128529240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2887}}^1$

素因数の和:2961

約数の個数: 128

約数和(自身を含む): 449141760

約数和(自身を除く): 320612520

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, 2120, 2226, 2887, 2968, 3180, 3710, 4452, 5565, 5774, 6360, 7420, 8661, 8904, 11130, 11548, 14435, 14840, 17322, 20209, 22260, 23096, 28870, 34644, 40418, 43305, 44520, 57740, 60627, 69288, 80836, 86610, 101045, 115480, 121254, 153011, 161672, 173220, 202090, 242508, 303135, 306022, 346440, 404180, 459033, 485016, 606270, 612044, 765055, 808360, 918066, 1071077, 1212540, 1224088, 1530110, 1836132, 2142154, 2295165, 2425080, 3060220, 3213231, 3672264, 4284308, 4590330, 5355385, 6120440, 6426462, 8568616, 9180660, 10710770, 12852924, 16066155, 18361320, 21421540, 25705848, 32132310, 42843080, 64264620, 128529240]

約数ペア:

[(1, 128529240), (2, 64264620), (3, 42843080), (4, 32132310), (5, 25705848), (6, 21421540), (7, 18361320), (8, 16066155), (10, 12852924), (12, 10710770), (14, 9180660), (15, 8568616), (20, 6426462), (21, 6120440), (24, 5355385), (28, 4590330), (30, 4284308), (35, 3672264), (40, 3213231), (42, 3060220), (53, 2425080), (56, 2295165), (60, 2142154), (70, 1836132), (84, 1530110), (105, 1224088), (106, 1212540), (120, 1071077), (140, 918066), (159, 808360), (168, 765055), (210, 612044), (212, 606270), (265, 485016), (280, 459033), (318, 404180), (371, 346440), (420, 306022), (424, 303135), (530, 242508), (636, 202090), (742, 173220), (795, 161672), (840, 153011), (1060, 121254), (1113, 115480), (1272, 101045), (1484, 86610), (1590, 80836), (1855, 69288), (2120, 60627), (2226, 57740), (2887, 44520), (2968, 43305), (3180, 40418), (3710, 34644), (4452, 28870), (5565, 23096), (5774, 22260), (6360, 20209), (7420, 17322), (8661, 14840), (8904, 14435), (11130, 11548)]