207859960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:378

約数の個数: 192

約数和(自身を含む): 614615040

約数和(自身を除く): 406755080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 49, 55, 56, 62, 70, 77, 88, 98, 110, 124, 140, 154, 155, 196, 217, 220, 245, 248, 280, 308, 310, 311, 341, 385, 392, 434, 440, 490, 539, 616, 620, 622, 682, 770, 868, 980, 1078, 1085, 1240, 1244, 1364, 1519, 1540, 1555, 1705, 1736, 1960, 2156, 2170, 2177, 2387, 2488, 2695, 2728, 3038, 3080, 3110, 3410, 3421, 4312, 4340, 4354, 4774, 5390, 6076, 6220, 6820, 6842, 7595, 8680, 8708, 9548, 9641, 10780, 10885, 11935, 12152, 12440, 13640, 13684, 15190, 15239, 16709, 17105, 17416, 19096, 19282, 21560, 21770, 23870, 23947, 27368, 30380, 30478, 33418, 34210, 38564, 43540, 47740, 47894, 48205, 60760, 60956, 66836, 67487, 68420, 76195, 77128, 83545, 87080, 95480, 95788, 96410, 106051, 119735, 121912, 133672, 134974, 136840, 152390, 167090, 167629, 191576, 192820, 212102, 239470, 269948, 304780, 334180, 335258, 337435, 385640, 424204, 472409, 478940, 530255, 539896, 609560, 668360, 670516, 674870, 742357, 838145, 848408, 944818, 957880, 1060510, 1341032, 1349740, 1484714, 1676290, 1889636, 2121020, 2362045, 2699480, 2969428, 3352580, 3711785, 3779272, 4242040, 4724090, 5196499, 5938856, 6705160, 7423570, 9448180, 10392998, 14847140, 18896360, 20785996, 25982495, 29694280, 41571992, 51964990, 103929980, 207859960]

約数ペア:

[(1, 207859960), (2, 103929980), (4, 51964990), (5, 41571992), (7, 29694280), (8, 25982495), (10, 20785996), (11, 18896360), (14, 14847140), (20, 10392998), (22, 9448180), (28, 7423570), (31, 6705160), (35, 5938856), (40, 5196499), (44, 4724090), (49, 4242040), (55, 3779272), (56, 3711785), (62, 3352580), (70, 2969428), (77, 2699480), (88, 2362045), (98, 2121020), (110, 1889636), (124, 1676290), (140, 1484714), (154, 1349740), (155, 1341032), (196, 1060510), (217, 957880), (220, 944818), (245, 848408), (248, 838145), (280, 742357), (308, 674870), (310, 670516), (311, 668360), (341, 609560), (385, 539896), (392, 530255), (434, 478940), (440, 472409), (490, 424204), (539, 385640), (616, 337435), (620, 335258), (622, 334180), (682, 304780), (770, 269948), (868, 239470), (980, 212102), (1078, 192820), (1085, 191576), (1240, 167629), (1244, 167090), (1364, 152390), (1519, 136840), (1540, 134974), (1555, 133672), (1705, 121912), (1736, 119735), (1960, 106051), (2156, 96410), (2170, 95788), (2177, 95480), (2387, 87080), (2488, 83545), (2695, 77128), (2728, 76195), (3038, 68420), (3080, 67487), (3110, 66836), (3410, 60956), (3421, 60760), (4312, 48205), (4340, 47894), (4354, 47740), (4774, 43540), (5390, 38564), (6076, 34210), (6220, 33418), (6820, 30478), (6842, 30380), (7595, 27368), (8680, 23947), (8708, 23870), (9548, 21770), (9641, 21560), (10780, 19282), (10885, 19096), (11935, 17416), (12152, 17105), (12440, 16709), (13640, 15239), (13684, 15190)]