77128660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1409}}^1$

素因数の和:1465

約数の個数: 96

約数和(自身を含む): 204664320

約数和(自身を除く): 127535660

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 23, 28, 34, 35, 46, 68, 70, 85, 92, 115, 119, 140, 161, 170, 230, 238, 322, 340, 391, 460, 476, 595, 644, 782, 805, 1190, 1409, 1564, 1610, 1955, 2380, 2737, 2818, 3220, 3910, 5474, 5636, 7045, 7820, 9863, 10948, 13685, 14090, 19726, 23953, 27370, 28180, 32407, 39452, 47906, 49315, 54740, 64814, 95812, 98630, 119765, 129628, 162035, 167671, 197260, 226849, 239530, 324070, 335342, 453698, 479060, 550919, 648140, 670684, 838355, 907396, 1101838, 1134245, 1676710, 2203676, 2268490, 2754595, 3353420, 3856433, 4536980, 5509190, 7712866, 11018380, 15425732, 19282165, 38564330, 77128660]

約数ペア:

[(1, 77128660), (2, 38564330), (4, 19282165), (5, 15425732), (7, 11018380), (10, 7712866), (14, 5509190), (17, 4536980), (20, 3856433), (23, 3353420), (28, 2754595), (34, 2268490), (35, 2203676), (46, 1676710), (68, 1134245), (70, 1101838), (85, 907396), (92, 838355), (115, 670684), (119, 648140), (140, 550919), (161, 479060), (170, 453698), (230, 335342), (238, 324070), (322, 239530), (340, 226849), (391, 197260), (460, 167671), (476, 162035), (595, 129628), (644, 119765), (782, 98630), (805, 95812), (1190, 64814), (1409, 54740), (1564, 49315), (1610, 47906), (1955, 39452), (2380, 32407), (2737, 28180), (2818, 27370), (3220, 23953), (3910, 19726), (5474, 14090), (5636, 13685), (7045, 10948), (7820, 9863)]