393313120

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{443}}^1$

素因数の和:668

約数の個数: 96

約数和(自身を含む): 966712320

約数和(自身を除く): 573399200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 179, 248, 310, 358, 443, 496, 620, 716, 886, 895, 992, 1240, 1432, 1772, 1790, 2215, 2480, 2864, 3544, 3580, 4430, 4960, 5549, 5728, 7088, 7160, 8860, 11098, 13733, 14176, 14320, 17720, 22196, 27466, 27745, 28640, 35440, 44392, 54932, 55490, 68665, 70880, 79297, 88784, 109864, 110980, 137330, 158594, 177568, 219728, 221960, 274660, 317188, 396485, 439456, 443920, 549320, 634376, 792970, 887840, 1098640, 1268752, 1585940, 2197280, 2458207, 2537504, 3171880, 4916414, 6343760, 9832828, 12291035, 12687520, 19665656, 24582070, 39331312, 49164140, 78662624, 98328280, 196656560, 393313120]

約数ペア:

[(1, 393313120), (2, 196656560), (4, 98328280), (5, 78662624), (8, 49164140), (10, 39331312), (16, 24582070), (20, 19665656), (31, 12687520), (32, 12291035), (40, 9832828), (62, 6343760), (80, 4916414), (124, 3171880), (155, 2537504), (160, 2458207), (179, 2197280), (248, 1585940), (310, 1268752), (358, 1098640), (443, 887840), (496, 792970), (620, 634376), (716, 549320), (886, 443920), (895, 439456), (992, 396485), (1240, 317188), (1432, 274660), (1772, 221960), (1790, 219728), (2215, 177568), (2480, 158594), (2864, 137330), (3544, 110980), (3580, 109864), (4430, 88784), (4960, 79297), (5549, 70880), (5728, 68665), (7088, 55490), (7160, 54932), (8860, 44392), (11098, 35440), (13733, 28640), (14176, 27745), (14320, 27466), (17720, 22196)]