78704220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:260

約数の個数: 192

約数和(自身を含む): 272111616

約数和(自身を除く): 193407396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 73, 84, 85, 102, 105, 119, 140, 146, 151, 170, 204, 210, 219, 238, 255, 292, 302, 340, 357, 365, 420, 438, 453, 476, 510, 511, 595, 604, 714, 730, 755, 876, 906, 1020, 1022, 1057, 1095, 1190, 1241, 1428, 1460, 1510, 1533, 1785, 1812, 2044, 2114, 2190, 2265, 2380, 2482, 2555, 2567, 3020, 3066, 3171, 3570, 3723, 4228, 4380, 4530, 4964, 5110, 5134, 5285, 6132, 6205, 6342, 7140, 7446, 7665, 7701, 8687, 9060, 10220, 10268, 10570, 11023, 12410, 12684, 12835, 14892, 15330, 15402, 15855, 17374, 17969, 18615, 21140, 22046, 24820, 25670, 26061, 30660, 30804, 31710, 33069, 34748, 35938, 37230, 38505, 43435, 44092, 51340, 52122, 53907, 55115, 63420, 66138, 71876, 74460, 77010, 77161, 86870, 89845, 104244, 107814, 110230, 130305, 132276, 154020, 154322, 165345, 173740, 179690, 187391, 215628, 220460, 231483, 260610, 269535, 308644, 330690, 359380, 374782, 385805, 462966, 521220, 539070, 562173, 661380, 749564, 771610, 925932, 936955, 1078140, 1124346, 1157415, 1311737, 1543220, 1873910, 2248692, 2314830, 2623474, 2810865, 3747820, 3935211, 4629660, 5246948, 5621730, 6558685, 7870422, 11243460, 13117370, 15740844, 19676055, 26234740, 39352110, 78704220]

約数ペア:

[(1, 78704220), (2, 39352110), (3, 26234740), (4, 19676055), (5, 15740844), (6, 13117370), (7, 11243460), (10, 7870422), (12, 6558685), (14, 5621730), (15, 5246948), (17, 4629660), (20, 3935211), (21, 3747820), (28, 2810865), (30, 2623474), (34, 2314830), (35, 2248692), (42, 1873910), (51, 1543220), (60, 1311737), (68, 1157415), (70, 1124346), (73, 1078140), (84, 936955), (85, 925932), (102, 771610), (105, 749564), (119, 661380), (140, 562173), (146, 539070), (151, 521220), (170, 462966), (204, 385805), (210, 374782), (219, 359380), (238, 330690), (255, 308644), (292, 269535), (302, 260610), (340, 231483), (357, 220460), (365, 215628), (420, 187391), (438, 179690), (453, 173740), (476, 165345), (510, 154322), (511, 154020), (595, 132276), (604, 130305), (714, 110230), (730, 107814), (755, 104244), (876, 89845), (906, 86870), (1020, 77161), (1022, 77010), (1057, 74460), (1095, 71876), (1190, 66138), (1241, 63420), (1428, 55115), (1460, 53907), (1510, 52122), (1533, 51340), (1785, 44092), (1812, 43435), (2044, 38505), (2114, 37230), (2190, 35938), (2265, 34748), (2380, 33069), (2482, 31710), (2555, 30804), (2567, 30660), (3020, 26061), (3066, 25670), (3171, 24820), (3570, 22046), (3723, 21140), (4228, 18615), (4380, 17969), (4530, 17374), (4964, 15855), (5110, 15402), (5134, 15330), (5285, 14892), (6132, 12835), (6205, 12684), (6342, 12410), (7140, 11023), (7446, 10570), (7665, 10268), (7701, 10220), (8687, 9060)]