8481440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:166

約数の個数: 96

約数和(自身を含む): 22498560

約数和(自身を除く): 14017120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 79, 80, 88, 110, 122, 158, 160, 176, 220, 244, 305, 316, 352, 395, 440, 488, 610, 632, 671, 790, 869, 880, 976, 1220, 1264, 1342, 1580, 1738, 1760, 1952, 2440, 2528, 2684, 3160, 3355, 3476, 4345, 4819, 4880, 5368, 6320, 6710, 6952, 8690, 9638, 9760, 10736, 12640, 13420, 13904, 17380, 19276, 21472, 24095, 26840, 27808, 34760, 38552, 48190, 53009, 53680, 69520, 77104, 96380, 106018, 107360, 139040, 154208, 192760, 212036, 265045, 385520, 424072, 530090, 771040, 848144, 1060180, 1696288, 2120360, 4240720, 8481440]

約数ペア:

[(1, 8481440), (2, 4240720), (4, 2120360), (5, 1696288), (8, 1060180), (10, 848144), (11, 771040), (16, 530090), (20, 424072), (22, 385520), (32, 265045), (40, 212036), (44, 192760), (55, 154208), (61, 139040), (79, 107360), (80, 106018), (88, 96380), (110, 77104), (122, 69520), (158, 53680), (160, 53009), (176, 48190), (220, 38552), (244, 34760), (305, 27808), (316, 26840), (352, 24095), (395, 21472), (440, 19276), (488, 17380), (610, 13904), (632, 13420), (671, 12640), (790, 10736), (869, 9760), (880, 9638), (976, 8690), (1220, 6952), (1264, 6710), (1342, 6320), (1580, 5368), (1738, 4880), (1760, 4819), (1952, 4345), (2440, 3476), (2528, 3355), (2684, 3160)]