65831220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4019}}^1$

素因数の和:4054

約数の個数: 144

約数和(自身を含む): 245831040

約数和(自身を除く): 179999820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4019, 4095, 5460, 8038, 8190, 12057, 16076, 16380, 20095, 24114, 28133, 36171, 40190, 48228, 52247, 56266, 60285, 72342, 80380, 84399, 104494, 112532, 120570, 140665, 144684, 156741, 168798, 180855, 208988, 241140, 253197, 261235, 281330, 313482, 337596, 361710, 365729, 421995, 470223, 506394, 522470, 562660, 626964, 723420, 731458, 783705, 843990, 940446, 1012788, 1044940, 1097187, 1265985, 1462916, 1567410, 1687980, 1828645, 1880892, 2194374, 2351115, 2531970, 3134820, 3291561, 3657290, 4388748, 4702230, 5063940, 5485935, 6583122, 7314580, 9404460, 10971870, 13166244, 16457805, 21943740, 32915610, 65831220]

約数ペア:

[(1, 65831220), (2, 32915610), (3, 21943740), (4, 16457805), (5, 13166244), (6, 10971870), (7, 9404460), (9, 7314580), (10, 6583122), (12, 5485935), (13, 5063940), (14, 4702230), (15, 4388748), (18, 3657290), (20, 3291561), (21, 3134820), (26, 2531970), (28, 2351115), (30, 2194374), (35, 1880892), (36, 1828645), (39, 1687980), (42, 1567410), (45, 1462916), (52, 1265985), (60, 1097187), (63, 1044940), (65, 1012788), (70, 940446), (78, 843990), (84, 783705), (90, 731458), (91, 723420), (105, 626964), (117, 562660), (126, 522470), (130, 506394), (140, 470223), (156, 421995), (180, 365729), (182, 361710), (195, 337596), (210, 313482), (234, 281330), (252, 261235), (260, 253197), (273, 241140), (315, 208988), (364, 180855), (390, 168798), (420, 156741), (455, 144684), (468, 140665), (546, 120570), (585, 112532), (630, 104494), (780, 84399), (819, 80380), (910, 72342), (1092, 60285), (1170, 56266), (1260, 52247), (1365, 48228), (1638, 40190), (1820, 36171), (2340, 28133), (2730, 24114), (3276, 20095), (4019, 16380), (4095, 16076), (5460, 12057), (8038, 8190)]