233639560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2447}}^1$

素因数の和:2507

約数の個数: 128

約数和(自身を含む): 676823040

約数和(自身を除く): 443183480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 88, 110, 124, 140, 154, 155, 217, 220, 248, 280, 308, 310, 341, 385, 434, 440, 616, 620, 682, 770, 868, 1085, 1240, 1364, 1540, 1705, 1736, 2170, 2387, 2447, 2728, 3080, 3410, 4340, 4774, 4894, 6820, 8680, 9548, 9788, 11935, 12235, 13640, 17129, 19096, 19576, 23870, 24470, 26917, 34258, 47740, 48940, 53834, 68516, 75857, 85645, 95480, 97880, 107668, 134585, 137032, 151714, 171290, 188419, 215336, 269170, 303428, 342580, 376838, 379285, 530999, 538340, 606856, 685160, 753676, 758570, 834427, 942095, 1061998, 1076680, 1507352, 1517140, 1668854, 1884190, 2123996, 2654995, 3034280, 3337708, 3768380, 4172135, 4247992, 5309990, 5840989, 6675416, 7536760, 8344270, 10619980, 11681978, 16688540, 21239960, 23363956, 29204945, 33377080, 46727912, 58409890, 116819780, 233639560]

約数ペア:

[(1, 233639560), (2, 116819780), (4, 58409890), (5, 46727912), (7, 33377080), (8, 29204945), (10, 23363956), (11, 21239960), (14, 16688540), (20, 11681978), (22, 10619980), (28, 8344270), (31, 7536760), (35, 6675416), (40, 5840989), (44, 5309990), (55, 4247992), (56, 4172135), (62, 3768380), (70, 3337708), (77, 3034280), (88, 2654995), (110, 2123996), (124, 1884190), (140, 1668854), (154, 1517140), (155, 1507352), (217, 1076680), (220, 1061998), (248, 942095), (280, 834427), (308, 758570), (310, 753676), (341, 685160), (385, 606856), (434, 538340), (440, 530999), (616, 379285), (620, 376838), (682, 342580), (770, 303428), (868, 269170), (1085, 215336), (1240, 188419), (1364, 171290), (1540, 151714), (1705, 137032), (1736, 134585), (2170, 107668), (2387, 97880), (2447, 95480), (2728, 85645), (3080, 75857), (3410, 68516), (4340, 53834), (4774, 48940), (4894, 47740), (6820, 34258), (8680, 26917), (9548, 24470), (9788, 23870), (11935, 19576), (12235, 19096), (13640, 17129)]