221018070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4261}}^1$

素因数の和:4310

約数の個数: 128

約数和(自身を含む): 687375360

約数和(自身を除く): 466357290

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 19, 21, 26, 30, 35, 38, 39, 42, 57, 65, 70, 78, 91, 95, 105, 114, 130, 133, 182, 190, 195, 210, 247, 266, 273, 285, 390, 399, 455, 494, 546, 570, 665, 741, 798, 910, 1235, 1330, 1365, 1482, 1729, 1995, 2470, 2730, 3458, 3705, 3990, 4261, 5187, 7410, 8522, 8645, 10374, 12783, 17290, 21305, 25566, 25935, 29827, 42610, 51870, 55393, 59654, 63915, 80959, 89481, 110786, 127830, 149135, 161918, 166179, 178962, 242877, 276965, 298270, 332358, 387751, 404795, 447405, 485754, 553930, 566713, 775502, 809590, 830895, 894810, 1052467, 1133426, 1163253, 1214385, 1661790, 1700139, 1938755, 2104934, 2326506, 2428770, 2833565, 3157401, 3400278, 3877510, 5262335, 5667130, 5816265, 6314802, 7367269, 8500695, 10524670, 11632530, 14734538, 15787005, 17001390, 22101807, 31574010, 36836345, 44203614, 73672690, 110509035, 221018070]

約数ペア:

[(1, 221018070), (2, 110509035), (3, 73672690), (5, 44203614), (6, 36836345), (7, 31574010), (10, 22101807), (13, 17001390), (14, 15787005), (15, 14734538), (19, 11632530), (21, 10524670), (26, 8500695), (30, 7367269), (35, 6314802), (38, 5816265), (39, 5667130), (42, 5262335), (57, 3877510), (65, 3400278), (70, 3157401), (78, 2833565), (91, 2428770), (95, 2326506), (105, 2104934), (114, 1938755), (130, 1700139), (133, 1661790), (182, 1214385), (190, 1163253), (195, 1133426), (210, 1052467), (247, 894810), (266, 830895), (273, 809590), (285, 775502), (390, 566713), (399, 553930), (455, 485754), (494, 447405), (546, 404795), (570, 387751), (665, 332358), (741, 298270), (798, 276965), (910, 242877), (1235, 178962), (1330, 166179), (1365, 161918), (1482, 149135), (1729, 127830), (1995, 110786), (2470, 89481), (2730, 80959), (3458, 63915), (3705, 59654), (3990, 55393), (4261, 51870), (5187, 42610), (7410, 29827), (8522, 25935), (8645, 25566), (10374, 21305), (12783, 17290)]