16918282240

素因数分解:

$2^{15}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3331}}^1$

素因数の和:3397

約数の個数: 128

約数和(自身を含む): 41925623040

約数和(自身を除く): 25007340800

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, 1984, 2048, 2480, 2560, 3331, 3968, 4096, 4960, 5120, 6662, 7936, 8192, 9920, 10240, 13324, 15872, 16384, 16655, 19840, 20480, 26648, 31744, 32768, 33310, 39680, 40960, 53296, 63488, 66620, 79360, 81920, 103261, 106592, 126976, 133240, 158720, 163840, 206522, 213184, 253952, 266480, 317440, 413044, 426368, 507904, 516305, 532960, 634880, 826088, 852736, 1015808, 1032610, 1065920, 1269760, 1652176, 1705472, 2065220, 2131840, 2539520, 3304352, 3410944, 4130440, 4263680, 5079040, 6608704, 6821888, 8260880, 8527360, 13217408, 13643776, 16521760, 17054720, 26434816, 27287552, 33043520, 34109440, 52869632, 54575104, 66087040, 68218880, 105739264, 109150208, 132174080, 136437760, 211478528, 264348160, 272875520, 422957056, 528696320, 545751040, 845914112, 1057392640, 1691828224, 2114785280, 3383656448, 4229570560, 8459141120, 16918282240]

約数ペア:

[(1, 16918282240), (2, 8459141120), (4, 4229570560), (5, 3383656448), (8, 2114785280), (10, 1691828224), (16, 1057392640), (20, 845914112), (31, 545751040), (32, 528696320), (40, 422957056), (62, 272875520), (64, 264348160), (80, 211478528), (124, 136437760), (128, 132174080), (155, 109150208), (160, 105739264), (248, 68218880), (256, 66087040), (310, 54575104), (320, 52869632), (496, 34109440), (512, 33043520), (620, 27287552), (640, 26434816), (992, 17054720), (1024, 16521760), (1240, 13643776), (1280, 13217408), (1984, 8527360), (2048, 8260880), (2480, 6821888), (2560, 6608704), (3331, 5079040), (3968, 4263680), (4096, 4130440), (4960, 3410944), (5120, 3304352), (6662, 2539520), (7936, 2131840), (8192, 2065220), (9920, 1705472), (10240, 1652176), (13324, 1269760), (15872, 1065920), (16384, 1032610), (16655, 1015808), (19840, 852736), (20480, 826088), (26648, 634880), (31744, 532960), (32768, 516305), (33310, 507904), (39680, 426368), (40960, 413044), (53296, 317440), (63488, 266480), (66620, 253952), (79360, 213184), (81920, 206522), (103261, 163840), (106592, 158720), (126976, 133240)]