212147880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8147}}^1$

素因数の和:8199

約数の個数: 128

約数和(自身を含む): 750919680

約数和(自身を除く): 538771800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8147, 8680, 13020, 16294, 24441, 26040, 32588, 40735, 48882, 57029, 65176, 81470, 97764, 114058, 122205, 162940, 171087, 195528, 228116, 244410, 252557, 285145, 325880, 342174, 456232, 488820, 505114, 570290, 684348, 757671, 855435, 977640, 1010228, 1140580, 1262785, 1368696, 1515342, 1710870, 1767899, 2020456, 2281160, 2525570, 3030684, 3421740, 3535798, 3788355, 5051140, 5303697, 6061368, 6843480, 7071596, 7576710, 8839495, 10102280, 10607394, 14143192, 15153420, 17678990, 21214788, 26518485, 30306840, 35357980, 42429576, 53036970, 70715960, 106073940, 212147880]

約数ペア:

[(1, 212147880), (2, 106073940), (3, 70715960), (4, 53036970), (5, 42429576), (6, 35357980), (7, 30306840), (8, 26518485), (10, 21214788), (12, 17678990), (14, 15153420), (15, 14143192), (20, 10607394), (21, 10102280), (24, 8839495), (28, 7576710), (30, 7071596), (31, 6843480), (35, 6061368), (40, 5303697), (42, 5051140), (56, 3788355), (60, 3535798), (62, 3421740), (70, 3030684), (84, 2525570), (93, 2281160), (105, 2020456), (120, 1767899), (124, 1710870), (140, 1515342), (155, 1368696), (168, 1262785), (186, 1140580), (210, 1010228), (217, 977640), (248, 855435), (280, 757671), (310, 684348), (372, 570290), (420, 505114), (434, 488820), (465, 456232), (620, 342174), (651, 325880), (744, 285145), (840, 252557), (868, 244410), (930, 228116), (1085, 195528), (1240, 171087), (1302, 162940), (1736, 122205), (1860, 114058), (2170, 97764), (2604, 81470), (3255, 65176), (3720, 57029), (4340, 48882), (5208, 40735), (6510, 32588), (8147, 26040), (8680, 24441), (13020, 16294)]