15125381120

素因数分解:

$2^{16}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1$

素因数の和:1557

約数の個数: 136

約数和(自身を含む): 37496791680

約数和(自身を除く): 22371410560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1024, 1240, 1280, 1489, 1984, 2048, 2480, 2560, 2978, 3968, 4096, 4960, 5120, 5956, 7445, 7936, 8192, 9920, 10240, 11912, 14890, 15872, 16384, 19840, 20480, 23824, 29780, 31744, 32768, 39680, 40960, 46159, 47648, 59560, 63488, 65536, 79360, 81920, 92318, 95296, 119120, 126976, 158720, 163840, 184636, 190592, 230795, 238240, 253952, 317440, 327680, 369272, 381184, 461590, 476480, 507904, 634880, 738544, 762368, 923180, 952960, 1015808, 1269760, 1477088, 1524736, 1846360, 1905920, 2031616, 2539520, 2954176, 3049472, 3692720, 3811840, 5079040, 5908352, 6098944, 7385440, 7623680, 10158080, 11816704, 12197888, 14770880, 15247360, 23633408, 24395776, 29541760, 30494720, 47266816, 48791552, 59083520, 60989440, 94533632, 97583104, 118167040, 121978880, 189067264, 236334080, 243957760, 378134528, 472668160, 487915520, 756269056, 945336320, 1512538112, 1890672640, 3025076224, 3781345280, 7562690560, 15125381120]

約数ペア:

[(1, 15125381120), (2, 7562690560), (4, 3781345280), (5, 3025076224), (8, 1890672640), (10, 1512538112), (16, 945336320), (20, 756269056), (31, 487915520), (32, 472668160), (40, 378134528), (62, 243957760), (64, 236334080), (80, 189067264), (124, 121978880), (128, 118167040), (155, 97583104), (160, 94533632), (248, 60989440), (256, 59083520), (310, 48791552), (320, 47266816), (496, 30494720), (512, 29541760), (620, 24395776), (640, 23633408), (992, 15247360), (1024, 14770880), (1240, 12197888), (1280, 11816704), (1489, 10158080), (1984, 7623680), (2048, 7385440), (2480, 6098944), (2560, 5908352), (2978, 5079040), (3968, 3811840), (4096, 3692720), (4960, 3049472), (5120, 2954176), (5956, 2539520), (7445, 2031616), (7936, 1905920), (8192, 1846360), (9920, 1524736), (10240, 1477088), (11912, 1269760), (14890, 1015808), (15872, 952960), (16384, 923180), (19840, 762368), (20480, 738544), (23824, 634880), (29780, 507904), (31744, 476480), (32768, 461590), (39680, 381184), (40960, 369272), (46159, 327680), (47648, 317440), (59560, 253952), (63488, 238240), (65536, 230795), (79360, 190592), (81920, 184636), (92318, 163840), (95296, 158720), (119120, 126976)]