78719520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{877}}^1$

素因数の和:923

約数の個数: 192

約数和(自身を含む): 286747776

約数和(自身を除く): 208028256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 32, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 96, 102, 110, 120, 132, 136, 160, 165, 170, 176, 187, 204, 220, 240, 255, 264, 272, 330, 340, 352, 374, 408, 440, 480, 510, 528, 544, 561, 660, 680, 748, 816, 877, 880, 935, 1020, 1056, 1122, 1320, 1360, 1496, 1632, 1754, 1760, 1870, 2040, 2244, 2631, 2640, 2720, 2805, 2992, 3508, 3740, 4080, 4385, 4488, 5262, 5280, 5610, 5984, 7016, 7480, 8160, 8770, 8976, 9647, 10524, 11220, 13155, 14032, 14909, 14960, 17540, 17952, 19294, 21048, 22440, 26310, 28064, 28941, 29818, 29920, 35080, 38588, 42096, 44727, 44880, 48235, 52620, 57882, 59636, 70160, 74545, 77176, 84192, 89454, 89760, 96470, 105240, 115764, 119272, 140320, 144705, 149090, 154352, 163999, 178908, 192940, 210480, 223635, 231528, 238544, 289410, 298180, 308704, 327998, 357816, 385880, 420960, 447270, 463056, 477088, 491997, 578820, 596360, 655996, 715632, 771760, 819995, 894540, 926112, 983994, 1157640, 1192720, 1311992, 1431264, 1543520, 1639990, 1789080, 1967988, 2315280, 2385440, 2459985, 2623984, 3279980, 3578160, 3935976, 4630560, 4919970, 5247968, 6559960, 7156320, 7871952, 9839940, 13119920, 15743904, 19679880, 26239840, 39359760, 78719520]

約数ペア:

[(1, 78719520), (2, 39359760), (3, 26239840), (4, 19679880), (5, 15743904), (6, 13119920), (8, 9839940), (10, 7871952), (11, 7156320), (12, 6559960), (15, 5247968), (16, 4919970), (17, 4630560), (20, 3935976), (22, 3578160), (24, 3279980), (30, 2623984), (32, 2459985), (33, 2385440), (34, 2315280), (40, 1967988), (44, 1789080), (48, 1639990), (51, 1543520), (55, 1431264), (60, 1311992), (66, 1192720), (68, 1157640), (80, 983994), (85, 926112), (88, 894540), (96, 819995), (102, 771760), (110, 715632), (120, 655996), (132, 596360), (136, 578820), (160, 491997), (165, 477088), (170, 463056), (176, 447270), (187, 420960), (204, 385880), (220, 357816), (240, 327998), (255, 308704), (264, 298180), (272, 289410), (330, 238544), (340, 231528), (352, 223635), (374, 210480), (408, 192940), (440, 178908), (480, 163999), (510, 154352), (528, 149090), (544, 144705), (561, 140320), (660, 119272), (680, 115764), (748, 105240), (816, 96470), (877, 89760), (880, 89454), (935, 84192), (1020, 77176), (1056, 74545), (1122, 70160), (1320, 59636), (1360, 57882), (1496, 52620), (1632, 48235), (1754, 44880), (1760, 44727), (1870, 42096), (2040, 38588), (2244, 35080), (2631, 29920), (2640, 29818), (2720, 28941), (2805, 28064), (2992, 26310), (3508, 22440), (3740, 21048), (4080, 19294), (4385, 17952), (4488, 17540), (5262, 14960), (5280, 14909), (5610, 14032), (5984, 13155), (7016, 11220), (7480, 10524), (8160, 9647), (8770, 8976)]