87470880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{3719}}^1$

素因数の和:3751

約数の個数: 144

約数和(自身を含む): 320604480

約数和(自身を除く): 233133600

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, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3719, 3920, 4704, 5880, 7438, 7840, 11157, 11760, 14876, 18595, 22314, 23520, 26033, 29752, 37190, 44628, 52066, 55785, 59504, 74380, 78099, 89256, 104132, 111570, 119008, 130165, 148760, 156198, 178512, 182231, 208264, 223140, 260330, 297520, 312396, 357024, 364462, 390495, 416528, 446280, 520660, 546693, 595040, 624792, 728924, 780990, 833056, 892560, 911155, 1041320, 1093386, 1249584, 1457848, 1561980, 1785120, 1822310, 2082640, 2186772, 2499168, 2733465, 2915696, 3123960, 3644620, 4165280, 4373544, 5466930, 5831392, 6247920, 7289240, 8747088, 10933860, 12495840, 14578480, 17494176, 21867720, 29156960, 43735440, 87470880]

約数ペア:

[(1, 87470880), (2, 43735440), (3, 29156960), (4, 21867720), (5, 17494176), (6, 14578480), (7, 12495840), (8, 10933860), (10, 8747088), (12, 7289240), (14, 6247920), (15, 5831392), (16, 5466930), (20, 4373544), (21, 4165280), (24, 3644620), (28, 3123960), (30, 2915696), (32, 2733465), (35, 2499168), (40, 2186772), (42, 2082640), (48, 1822310), (49, 1785120), (56, 1561980), (60, 1457848), (70, 1249584), (80, 1093386), (84, 1041320), (96, 911155), (98, 892560), (105, 833056), (112, 780990), (120, 728924), (140, 624792), (147, 595040), (160, 546693), (168, 520660), (196, 446280), (210, 416528), (224, 390495), (240, 364462), (245, 357024), (280, 312396), (294, 297520), (336, 260330), (392, 223140), (420, 208264), (480, 182231), (490, 178512), (560, 156198), (588, 148760), (672, 130165), (735, 119008), (784, 111570), (840, 104132), (980, 89256), (1120, 78099), (1176, 74380), (1470, 59504), (1568, 55785), (1680, 52066), (1960, 44628), (2352, 37190), (2940, 29752), (3360, 26033), (3719, 23520), (3920, 22314), (4704, 18595), (5880, 14876), (7438, 11760), (7840, 11157)]