7855380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1$

素因数の和:407

約数の個数: 120

約数和(自身を含む): 26609352

約数和(自身を除く): 18753972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 260, 270, 324, 351, 373, 390, 405, 468, 540, 585, 702, 746, 780, 810, 1053, 1119, 1170, 1404, 1492, 1620, 1755, 1865, 2106, 2238, 2340, 3357, 3510, 3730, 4212, 4476, 4849, 5265, 5595, 6714, 7020, 7460, 9698, 10071, 10530, 11190, 13428, 14547, 16785, 19396, 20142, 21060, 22380, 24245, 29094, 30213, 33570, 40284, 43641, 48490, 50355, 58188, 60426, 67140, 72735, 87282, 96980, 100710, 120852, 130923, 145470, 151065, 174564, 201420, 218205, 261846, 290940, 302130, 392769, 436410, 523692, 604260, 654615, 785538, 872820, 1309230, 1571076, 1963845, 2618460, 3927690, 7855380]

約数ペア:

[(1, 7855380), (2, 3927690), (3, 2618460), (4, 1963845), (5, 1571076), (6, 1309230), (9, 872820), (10, 785538), (12, 654615), (13, 604260), (15, 523692), (18, 436410), (20, 392769), (26, 302130), (27, 290940), (30, 261846), (36, 218205), (39, 201420), (45, 174564), (52, 151065), (54, 145470), (60, 130923), (65, 120852), (78, 100710), (81, 96980), (90, 87282), (108, 72735), (117, 67140), (130, 60426), (135, 58188), (156, 50355), (162, 48490), (180, 43641), (195, 40284), (234, 33570), (260, 30213), (270, 29094), (324, 24245), (351, 22380), (373, 21060), (390, 20142), (405, 19396), (468, 16785), (540, 14547), (585, 13428), (702, 11190), (746, 10530), (780, 10071), (810, 9698), (1053, 7460), (1119, 7020), (1170, 6714), (1404, 5595), (1492, 5265), (1620, 4849), (1755, 4476), (1865, 4212), (2106, 3730), (2238, 3510), (2340, 3357)]