8278920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:120

約数の個数: 192

約数和(自身を含む): 30466800

約数和(自身を除く): 22187880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 29, 30, 36, 39, 40, 45, 52, 58, 60, 61, 65, 72, 78, 87, 90, 104, 116, 117, 120, 122, 130, 145, 156, 174, 180, 183, 195, 232, 234, 244, 260, 261, 290, 305, 312, 348, 360, 366, 377, 390, 435, 468, 488, 520, 522, 549, 580, 585, 610, 696, 732, 754, 780, 793, 870, 915, 936, 1044, 1098, 1131, 1160, 1170, 1220, 1305, 1464, 1508, 1560, 1586, 1740, 1769, 1830, 1885, 2088, 2196, 2262, 2340, 2379, 2440, 2610, 2745, 3016, 3172, 3393, 3480, 3538, 3660, 3770, 3965, 4392, 4524, 4680, 4758, 5220, 5307, 5490, 5655, 6344, 6786, 7076, 7137, 7320, 7540, 7930, 8845, 9048, 9516, 10440, 10614, 10980, 11310, 11895, 13572, 14152, 14274, 15080, 15860, 15921, 16965, 17690, 19032, 21228, 21960, 22620, 22997, 23790, 26535, 27144, 28548, 31720, 31842, 33930, 35380, 35685, 42456, 45240, 45994, 47580, 53070, 57096, 63684, 67860, 68991, 70760, 71370, 79605, 91988, 95160, 106140, 114985, 127368, 135720, 137982, 142740, 159210, 183976, 206973, 212280, 229970, 275964, 285480, 318420, 344955, 413946, 459940, 551928, 636840, 689910, 827892, 919880, 1034865, 1379820, 1655784, 2069730, 2759640, 4139460, 8278920]

約数ペア:

[(1, 8278920), (2, 4139460), (3, 2759640), (4, 2069730), (5, 1655784), (6, 1379820), (8, 1034865), (9, 919880), (10, 827892), (12, 689910), (13, 636840), (15, 551928), (18, 459940), (20, 413946), (24, 344955), (26, 318420), (29, 285480), (30, 275964), (36, 229970), (39, 212280), (40, 206973), (45, 183976), (52, 159210), (58, 142740), (60, 137982), (61, 135720), (65, 127368), (72, 114985), (78, 106140), (87, 95160), (90, 91988), (104, 79605), (116, 71370), (117, 70760), (120, 68991), (122, 67860), (130, 63684), (145, 57096), (156, 53070), (174, 47580), (180, 45994), (183, 45240), (195, 42456), (232, 35685), (234, 35380), (244, 33930), (260, 31842), (261, 31720), (290, 28548), (305, 27144), (312, 26535), (348, 23790), (360, 22997), (366, 22620), (377, 21960), (390, 21228), (435, 19032), (468, 17690), (488, 16965), (520, 15921), (522, 15860), (549, 15080), (580, 14274), (585, 14152), (610, 13572), (696, 11895), (732, 11310), (754, 10980), (780, 10614), (793, 10440), (870, 9516), (915, 9048), (936, 8845), (1044, 7930), (1098, 7540), (1131, 7320), (1160, 7137), (1170, 7076), (1220, 6786), (1305, 6344), (1464, 5655), (1508, 5490), (1560, 5307), (1586, 5220), (1740, 4758), (1769, 4680), (1830, 4524), (1885, 4392), (2088, 3965), (2196, 3770), (2262, 3660), (2340, 3538), (2379, 3480), (2440, 3393), (2610, 3172), (2745, 3016)]