1555700640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{249311}}^1$

素因数の和:249342

約数の個数: 96

約数和(自身を含む): 5277436416

約数和(自身を除く): 3721735776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 249311, 498622, 747933, 997244, 1246555, 1495866, 1994488, 2493110, 2991732, 3241043, 3739665, 3988976, 4986220, 5983464, 6482086, 7479330, 7977952, 9723129, 9972440, 11966928, 12964172, 14958660, 16205215, 19446258, 19944880, 23933856, 25928344, 29917320, 32410430, 38892516, 39889760, 48615645, 51856688, 59834640, 64820860, 77785032, 97231290, 103713376, 119669280, 129641720, 155570064, 194462580, 259283440, 311140128, 388925160, 518566880, 777850320, 1555700640]

約数ペア:

[(1, 1555700640), (2, 777850320), (3, 518566880), (4, 388925160), (5, 311140128), (6, 259283440), (8, 194462580), (10, 155570064), (12, 129641720), (13, 119669280), (15, 103713376), (16, 97231290), (20, 77785032), (24, 64820860), (26, 59834640), (30, 51856688), (32, 48615645), (39, 39889760), (40, 38892516), (48, 32410430), (52, 29917320), (60, 25928344), (65, 23933856), (78, 19944880), (80, 19446258), (96, 16205215), (104, 14958660), (120, 12964172), (130, 11966928), (156, 9972440), (160, 9723129), (195, 7977952), (208, 7479330), (240, 6482086), (260, 5983464), (312, 4986220), (390, 3988976), (416, 3739665), (480, 3241043), (520, 2991732), (624, 2493110), (780, 1994488), (1040, 1495866), (1248, 1246555), (1560, 997244), (2080, 747933), (3120, 498622), (6240, 249311)]