68963840

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:144

約数の個数: 160

約数和(自身を含む): 188559360

約数和(自身を除く): 119595520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 79, 80, 88, 110, 124, 128, 155, 158, 160, 176, 220, 248, 256, 310, 316, 320, 341, 352, 395, 440, 496, 512, 620, 632, 640, 682, 704, 790, 869, 880, 992, 1240, 1264, 1280, 1364, 1408, 1580, 1705, 1738, 1760, 1984, 2449, 2480, 2528, 2560, 2728, 2816, 3160, 3410, 3476, 3520, 3968, 4345, 4898, 4960, 5056, 5456, 5632, 6320, 6820, 6952, 7040, 7936, 8690, 9796, 9920, 10112, 10912, 12245, 12640, 13640, 13904, 14080, 15872, 17380, 19592, 19840, 20224, 21824, 24490, 25280, 26939, 27280, 27808, 28160, 34760, 39184, 39680, 40448, 43648, 48980, 50560, 53878, 54560, 55616, 69520, 78368, 79360, 87296, 97960, 101120, 107756, 109120, 111232, 134695, 139040, 156736, 174592, 195920, 202240, 215512, 218240, 222464, 269390, 278080, 313472, 391840, 431024, 436480, 444928, 538780, 556160, 626944, 783680, 862048, 872960, 1077560, 1112320, 1253888, 1567360, 1724096, 2155120, 2224640, 3134720, 3448192, 4310240, 6269440, 6896384, 8620480, 13792768, 17240960, 34481920, 68963840]

約数ペア:

[(1, 68963840), (2, 34481920), (4, 17240960), (5, 13792768), (8, 8620480), (10, 6896384), (11, 6269440), (16, 4310240), (20, 3448192), (22, 3134720), (31, 2224640), (32, 2155120), (40, 1724096), (44, 1567360), (55, 1253888), (62, 1112320), (64, 1077560), (79, 872960), (80, 862048), (88, 783680), (110, 626944), (124, 556160), (128, 538780), (155, 444928), (158, 436480), (160, 431024), (176, 391840), (220, 313472), (248, 278080), (256, 269390), (310, 222464), (316, 218240), (320, 215512), (341, 202240), (352, 195920), (395, 174592), (440, 156736), (496, 139040), (512, 134695), (620, 111232), (632, 109120), (640, 107756), (682, 101120), (704, 97960), (790, 87296), (869, 79360), (880, 78368), (992, 69520), (1240, 55616), (1264, 54560), (1280, 53878), (1364, 50560), (1408, 48980), (1580, 43648), (1705, 40448), (1738, 39680), (1760, 39184), (1984, 34760), (2449, 28160), (2480, 27808), (2528, 27280), (2560, 26939), (2728, 25280), (2816, 24490), (3160, 21824), (3410, 20224), (3476, 19840), (3520, 19592), (3968, 17380), (4345, 15872), (4898, 14080), (4960, 13904), (5056, 13640), (5456, 12640), (5632, 12245), (6320, 10912), (6820, 10112), (6952, 9920), (7040, 9796), (7936, 8690)]