68834220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1801}}^1$

素因数の和:1840

約数の個数: 144

約数和(自身を含む): 241583328

約数和(自身を除く): 172749108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1801, 1820, 1911, 2548, 2730, 2940, 3185, 3602, 3822, 5403, 5460, 6370, 7204, 7644, 9005, 9555, 10806, 12607, 12740, 18010, 19110, 21612, 23413, 25214, 27015, 36020, 37821, 38220, 46826, 50428, 54030, 63035, 70239, 75642, 88249, 93652, 108060, 117065, 126070, 140478, 151284, 163891, 176498, 189105, 234130, 252140, 264747, 280956, 327782, 351195, 352996, 378210, 441245, 468260, 491673, 529494, 655564, 702390, 756420, 819455, 882490, 983346, 1058988, 1147237, 1323735, 1404780, 1638910, 1764980, 1966692, 2294474, 2458365, 2647470, 3277820, 3441711, 4588948, 4916730, 5294940, 5736185, 6883422, 9833460, 11472370, 13766844, 17208555, 22944740, 34417110, 68834220]

約数ペア:

[(1, 68834220), (2, 34417110), (3, 22944740), (4, 17208555), (5, 13766844), (6, 11472370), (7, 9833460), (10, 6883422), (12, 5736185), (13, 5294940), (14, 4916730), (15, 4588948), (20, 3441711), (21, 3277820), (26, 2647470), (28, 2458365), (30, 2294474), (35, 1966692), (39, 1764980), (42, 1638910), (49, 1404780), (52, 1323735), (60, 1147237), (65, 1058988), (70, 983346), (78, 882490), (84, 819455), (91, 756420), (98, 702390), (105, 655564), (130, 529494), (140, 491673), (147, 468260), (156, 441245), (182, 378210), (195, 352996), (196, 351195), (210, 327782), (245, 280956), (260, 264747), (273, 252140), (294, 234130), (364, 189105), (390, 176498), (420, 163891), (455, 151284), (490, 140478), (546, 126070), (588, 117065), (637, 108060), (735, 93652), (780, 88249), (910, 75642), (980, 70239), (1092, 63035), (1274, 54030), (1365, 50428), (1470, 46826), (1801, 38220), (1820, 37821), (1911, 36020), (2548, 27015), (2730, 25214), (2940, 23413), (3185, 21612), (3602, 19110), (3822, 18010), (5403, 12740), (5460, 12607), (6370, 10806), (7204, 9555), (7644, 9005)]