920507160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{919}}^1$

素因数の和:1441

約数の個数: 128

約数和(自身を含む): 2933107200

約数和(自身を除く): 2012600040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 491, 510, 680, 919, 982, 1020, 1473, 1838, 1964, 2040, 2455, 2757, 2946, 3676, 3928, 4595, 4910, 5514, 5892, 7352, 7365, 8347, 9190, 9820, 11028, 11784, 13785, 14730, 15623, 16694, 18380, 19640, 22056, 25041, 27570, 29460, 31246, 33388, 36760, 41735, 46869, 50082, 55140, 58920, 62492, 66776, 78115, 83470, 93738, 100164, 110280, 124984, 125205, 156230, 166940, 187476, 200328, 234345, 250410, 312460, 333880, 374952, 451229, 468690, 500820, 624920, 902458, 937380, 1001640, 1353687, 1804916, 1874760, 2256145, 2707374, 3609832, 4512290, 5414748, 6768435, 7670893, 9024580, 10829496, 13536870, 15341786, 18049160, 23012679, 27073740, 30683572, 38354465, 46025358, 54147480, 61367144, 76708930, 92050716, 115063395, 153417860, 184101432, 230126790, 306835720, 460253580, 920507160]

約数ペア:

[(1, 920507160), (2, 460253580), (3, 306835720), (4, 230126790), (5, 184101432), (6, 153417860), (8, 115063395), (10, 92050716), (12, 76708930), (15, 61367144), (17, 54147480), (20, 46025358), (24, 38354465), (30, 30683572), (34, 27073740), (40, 23012679), (51, 18049160), (60, 15341786), (68, 13536870), (85, 10829496), (102, 9024580), (120, 7670893), (136, 6768435), (170, 5414748), (204, 4512290), (255, 3609832), (340, 2707374), (408, 2256145), (491, 1874760), (510, 1804916), (680, 1353687), (919, 1001640), (982, 937380), (1020, 902458), (1473, 624920), (1838, 500820), (1964, 468690), (2040, 451229), (2455, 374952), (2757, 333880), (2946, 312460), (3676, 250410), (3928, 234345), (4595, 200328), (4910, 187476), (5514, 166940), (5892, 156230), (7352, 125205), (7365, 124984), (8347, 110280), (9190, 100164), (9820, 93738), (11028, 83470), (11784, 78115), (13785, 66776), (14730, 62492), (15623, 58920), (16694, 55140), (18380, 50082), (19640, 46869), (22056, 41735), (25041, 36760), (27570, 33388), (29460, 31246)]