320574720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2693}}^1$

素因数の和:2748

約数の個数: 144

約数和(自身を含む): 1057254912

約数和(自身を除く): 736680192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1488, 1860, 1920, 1984, 2480, 2693, 2976, 3720, 3840, 3968, 4960, 5386, 5952, 7440, 7936, 8079, 9920, 10772, 11904, 13465, 14880, 16158, 19840, 21544, 23808, 26930, 29760, 32316, 39680, 40395, 43088, 53860, 59520, 64632, 80790, 83483, 86176, 107720, 119040, 129264, 161580, 166966, 172352, 215440, 250449, 258528, 323160, 333932, 344704, 417415, 430880, 500898, 517056, 646320, 667864, 689408, 834830, 861760, 1001796, 1034112, 1252245, 1292640, 1335728, 1669660, 1723520, 2003592, 2068224, 2504490, 2585280, 2671456, 3339320, 3447040, 4007184, 5008980, 5170560, 5342912, 6678640, 8014368, 10017960, 10341120, 10685824, 13357280, 16028736, 20035920, 21371648, 26714560, 32057472, 40071840, 53429120, 64114944, 80143680, 106858240, 160287360, 320574720]

約数ペア:

[(1, 320574720), (2, 160287360), (3, 106858240), (4, 80143680), (5, 64114944), (6, 53429120), (8, 40071840), (10, 32057472), (12, 26714560), (15, 21371648), (16, 20035920), (20, 16028736), (24, 13357280), (30, 10685824), (31, 10341120), (32, 10017960), (40, 8014368), (48, 6678640), (60, 5342912), (62, 5170560), (64, 5008980), (80, 4007184), (93, 3447040), (96, 3339320), (120, 2671456), (124, 2585280), (128, 2504490), (155, 2068224), (160, 2003592), (186, 1723520), (192, 1669660), (240, 1335728), (248, 1292640), (256, 1252245), (310, 1034112), (320, 1001796), (372, 861760), (384, 834830), (465, 689408), (480, 667864), (496, 646320), (620, 517056), (640, 500898), (744, 430880), (768, 417415), (930, 344704), (960, 333932), (992, 323160), (1240, 258528), (1280, 250449), (1488, 215440), (1860, 172352), (1920, 166966), (1984, 161580), (2480, 129264), (2693, 119040), (2976, 107720), (3720, 86176), (3840, 83483), (3968, 80790), (4960, 64632), (5386, 59520), (5952, 53860), (7440, 43088), (7936, 40395), (8079, 39680), (9920, 32316), (10772, 29760), (11904, 26930), (13465, 23808), (14880, 21544), (16158, 19840)]