8631840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{367}}^1$

素因数の和:399

約数の個数: 144

約数和(自身を含む): 31715712

約数和(自身を除く): 23083872

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, 367, 392, 420, 480, 490, 560, 588, 672, 734, 735, 784, 840, 980, 1101, 1120, 1176, 1468, 1470, 1568, 1680, 1835, 1960, 2202, 2352, 2569, 2936, 2940, 3360, 3670, 3920, 4404, 4704, 5138, 5505, 5872, 5880, 7340, 7707, 7840, 8808, 10276, 11010, 11744, 11760, 12845, 14680, 15414, 17616, 17983, 20552, 22020, 23520, 25690, 29360, 30828, 35232, 35966, 38535, 41104, 44040, 51380, 53949, 58720, 61656, 71932, 77070, 82208, 88080, 89915, 102760, 107898, 123312, 143864, 154140, 176160, 179830, 205520, 215796, 246624, 269745, 287728, 308280, 359660, 411040, 431592, 539490, 575456, 616560, 719320, 863184, 1078980, 1233120, 1438640, 1726368, 2157960, 2877280, 4315920, 8631840]

約数ペア:

[(1, 8631840), (2, 4315920), (3, 2877280), (4, 2157960), (5, 1726368), (6, 1438640), (7, 1233120), (8, 1078980), (10, 863184), (12, 719320), (14, 616560), (15, 575456), (16, 539490), (20, 431592), (21, 411040), (24, 359660), (28, 308280), (30, 287728), (32, 269745), (35, 246624), (40, 215796), (42, 205520), (48, 179830), (49, 176160), (56, 154140), (60, 143864), (70, 123312), (80, 107898), (84, 102760), (96, 89915), (98, 88080), (105, 82208), (112, 77070), (120, 71932), (140, 61656), (147, 58720), (160, 53949), (168, 51380), (196, 44040), (210, 41104), (224, 38535), (240, 35966), (245, 35232), (280, 30828), (294, 29360), (336, 25690), (367, 23520), (392, 22020), (420, 20552), (480, 17983), (490, 17616), (560, 15414), (588, 14680), (672, 12845), (734, 11760), (735, 11744), (784, 11010), (840, 10276), (980, 8808), (1101, 7840), (1120, 7707), (1176, 7340), (1468, 5880), (1470, 5872), (1568, 5505), (1680, 5138), (1835, 4704), (1960, 4404), (2202, 3920), (2352, 3670), (2569, 3360), (2936, 2940)]