74971680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:499

約数の個数: 192

約数和(自身を含む): 275643648

約数和(自身を除く): 200671968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 53, 56, 60, 70, 80, 84, 96, 105, 106, 112, 120, 140, 159, 160, 168, 210, 212, 224, 240, 265, 280, 318, 336, 371, 420, 421, 424, 480, 530, 560, 636, 672, 742, 795, 840, 842, 848, 1060, 1113, 1120, 1263, 1272, 1484, 1590, 1680, 1684, 1696, 1855, 2105, 2120, 2226, 2526, 2544, 2947, 2968, 3180, 3360, 3368, 3710, 4210, 4240, 4452, 5052, 5088, 5565, 5894, 5936, 6315, 6360, 6736, 7420, 8420, 8480, 8841, 8904, 10104, 11130, 11788, 11872, 12630, 12720, 13472, 14735, 14840, 16840, 17682, 17808, 20208, 22260, 22313, 23576, 25260, 25440, 29470, 29680, 33680, 35364, 35616, 40416, 44205, 44520, 44626, 47152, 50520, 58940, 59360, 66939, 67360, 70728, 88410, 89040, 89252, 94304, 101040, 111565, 117880, 133878, 141456, 156191, 176820, 178080, 178504, 202080, 223130, 235760, 267756, 282912, 312382, 334695, 353640, 357008, 446260, 468573, 471520, 535512, 624764, 669390, 707280, 714016, 780955, 892520, 937146, 1071024, 1249528, 1338780, 1414560, 1561910, 1785040, 1874292, 2142048, 2342865, 2499056, 2677560, 3123820, 3570080, 3748584, 4685730, 4998112, 5355120, 6247640, 7497168, 9371460, 10710240, 12495280, 14994336, 18742920, 24990560, 37485840, 74971680]

約数ペア:

[(1, 74971680), (2, 37485840), (3, 24990560), (4, 18742920), (5, 14994336), (6, 12495280), (7, 10710240), (8, 9371460), (10, 7497168), (12, 6247640), (14, 5355120), (15, 4998112), (16, 4685730), (20, 3748584), (21, 3570080), (24, 3123820), (28, 2677560), (30, 2499056), (32, 2342865), (35, 2142048), (40, 1874292), (42, 1785040), (48, 1561910), (53, 1414560), (56, 1338780), (60, 1249528), (70, 1071024), (80, 937146), (84, 892520), (96, 780955), (105, 714016), (106, 707280), (112, 669390), (120, 624764), (140, 535512), (159, 471520), (160, 468573), (168, 446260), (210, 357008), (212, 353640), (224, 334695), (240, 312382), (265, 282912), (280, 267756), (318, 235760), (336, 223130), (371, 202080), (420, 178504), (421, 178080), (424, 176820), (480, 156191), (530, 141456), (560, 133878), (636, 117880), (672, 111565), (742, 101040), (795, 94304), (840, 89252), (842, 89040), (848, 88410), (1060, 70728), (1113, 67360), (1120, 66939), (1263, 59360), (1272, 58940), (1484, 50520), (1590, 47152), (1680, 44626), (1684, 44520), (1696, 44205), (1855, 40416), (2105, 35616), (2120, 35364), (2226, 33680), (2526, 29680), (2544, 29470), (2947, 25440), (2968, 25260), (3180, 23576), (3360, 22313), (3368, 22260), (3710, 20208), (4210, 17808), (4240, 17682), (4452, 16840), (5052, 14840), (5088, 14735), (5565, 13472), (5894, 12720), (5936, 12630), (6315, 11872), (6360, 11788), (6736, 11130), (7420, 10104), (8420, 8904), (8480, 8841)]