28320240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1$

素因数の和:371

約数の個数: 160

約数和(自身を含む): 98118720

約数和(自身を除く): 69798480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 39, 40, 48, 52, 58, 60, 65, 78, 80, 87, 104, 116, 120, 130, 145, 156, 174, 195, 208, 232, 240, 260, 290, 312, 313, 348, 377, 390, 435, 464, 520, 580, 624, 626, 696, 754, 780, 870, 939, 1040, 1131, 1160, 1252, 1392, 1508, 1560, 1565, 1740, 1878, 1885, 2262, 2320, 2504, 3016, 3120, 3130, 3480, 3756, 3770, 4069, 4524, 4695, 5008, 5655, 6032, 6260, 6960, 7512, 7540, 8138, 9048, 9077, 9390, 11310, 12207, 12520, 15024, 15080, 16276, 18096, 18154, 18780, 20345, 22620, 24414, 25040, 27231, 30160, 32552, 36308, 37560, 40690, 45240, 45385, 48828, 54462, 61035, 65104, 72616, 75120, 81380, 90480, 90770, 97656, 108924, 118001, 122070, 136155, 145232, 162760, 181540, 195312, 217848, 236002, 244140, 272310, 325520, 354003, 363080, 435696, 472004, 488280, 544620, 590005, 708006, 726160, 944008, 976560, 1089240, 1180010, 1416012, 1770015, 1888016, 2178480, 2360020, 2832024, 3540030, 4720040, 5664048, 7080060, 9440080, 14160120, 28320240]

約数ペア:

[(1, 28320240), (2, 14160120), (3, 9440080), (4, 7080060), (5, 5664048), (6, 4720040), (8, 3540030), (10, 2832024), (12, 2360020), (13, 2178480), (15, 1888016), (16, 1770015), (20, 1416012), (24, 1180010), (26, 1089240), (29, 976560), (30, 944008), (39, 726160), (40, 708006), (48, 590005), (52, 544620), (58, 488280), (60, 472004), (65, 435696), (78, 363080), (80, 354003), (87, 325520), (104, 272310), (116, 244140), (120, 236002), (130, 217848), (145, 195312), (156, 181540), (174, 162760), (195, 145232), (208, 136155), (232, 122070), (240, 118001), (260, 108924), (290, 97656), (312, 90770), (313, 90480), (348, 81380), (377, 75120), (390, 72616), (435, 65104), (464, 61035), (520, 54462), (580, 48828), (624, 45385), (626, 45240), (696, 40690), (754, 37560), (780, 36308), (870, 32552), (939, 30160), (1040, 27231), (1131, 25040), (1160, 24414), (1252, 22620), (1392, 20345), (1508, 18780), (1560, 18154), (1565, 18096), (1740, 16276), (1878, 15080), (1885, 15024), (2262, 12520), (2320, 12207), (2504, 11310), (3016, 9390), (3120, 9077), (3130, 9048), (3480, 8138), (3756, 7540), (3770, 7512), (4069, 6960), (4524, 6260), (4695, 6032), (5008, 5655)]