7727680

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:108

約数の個数: 112

約数和(自身を含む): 20482560

約数和(自身を除く): 12754880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 41, 62, 64, 76, 80, 82, 95, 124, 152, 155, 160, 164, 190, 205, 248, 304, 310, 320, 328, 380, 410, 496, 589, 608, 620, 656, 760, 779, 820, 992, 1178, 1216, 1240, 1271, 1312, 1520, 1558, 1640, 1984, 2356, 2480, 2542, 2624, 2945, 3040, 3116, 3280, 3895, 4712, 4960, 5084, 5890, 6080, 6232, 6355, 6560, 7790, 9424, 9920, 10168, 11780, 12464, 12710, 13120, 15580, 18848, 20336, 23560, 24149, 24928, 25420, 31160, 37696, 40672, 47120, 48298, 49856, 50840, 62320, 81344, 94240, 96596, 101680, 120745, 124640, 188480, 193192, 203360, 241490, 249280, 386384, 406720, 482980, 772768, 965960, 1545536, 1931920, 3863840, 7727680]

約数ペア:

[(1, 7727680), (2, 3863840), (4, 1931920), (5, 1545536), (8, 965960), (10, 772768), (16, 482980), (19, 406720), (20, 386384), (31, 249280), (32, 241490), (38, 203360), (40, 193192), (41, 188480), (62, 124640), (64, 120745), (76, 101680), (80, 96596), (82, 94240), (95, 81344), (124, 62320), (152, 50840), (155, 49856), (160, 48298), (164, 47120), (190, 40672), (205, 37696), (248, 31160), (304, 25420), (310, 24928), (320, 24149), (328, 23560), (380, 20336), (410, 18848), (496, 15580), (589, 13120), (608, 12710), (620, 12464), (656, 11780), (760, 10168), (779, 9920), (820, 9424), (992, 7790), (1178, 6560), (1216, 6355), (1240, 6232), (1271, 6080), (1312, 5890), (1520, 5084), (1558, 4960), (1640, 4712), (1984, 3895), (2356, 3280), (2480, 3116), (2542, 3040), (2624, 2945)]