172679920

素因数分解:

$2^4\times 5^1\times 7^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:101

約数の個数: 200

約数和(自身を含む): 500146560

約数和(自身を除く): 327466640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 31, 35, 40, 49, 56, 58, 62, 70, 80, 98, 112, 116, 124, 140, 145, 155, 196, 203, 217, 232, 245, 248, 280, 290, 310, 343, 392, 406, 434, 464, 490, 496, 560, 580, 620, 686, 784, 812, 868, 899, 980, 1015, 1085, 1160, 1240, 1372, 1421, 1519, 1624, 1715, 1736, 1798, 1960, 2030, 2170, 2320, 2401, 2480, 2744, 2842, 3038, 3248, 3430, 3472, 3596, 3920, 4060, 4340, 4495, 4802, 5488, 5684, 6076, 6293, 6860, 7105, 7192, 7595, 8120, 8680, 8990, 9604, 9947, 10633, 11368, 12005, 12152, 12586, 13720, 14210, 14384, 15190, 16240, 17360, 17980, 19208, 19894, 21266, 22736, 24010, 24304, 25172, 27440, 28420, 30380, 31465, 35960, 38416, 39788, 42532, 44051, 48020, 49735, 50344, 53165, 56840, 60760, 62930, 69629, 71920, 74431, 79576, 85064, 88102, 96040, 99470, 100688, 106330, 113680, 121520, 125860, 139258, 148862, 159152, 170128, 176204, 192080, 198940, 212660, 220255, 251720, 278516, 297724, 308357, 348145, 352408, 372155, 397880, 425320, 440510, 503440, 557032, 595448, 616714, 696290, 704816, 744310, 795760, 850640, 881020, 1114064, 1190896, 1233428, 1392580, 1488620, 1541785, 1762040, 2158499, 2466856, 2785160, 2977240, 3083570, 3524080, 4316998, 4933712, 5570320, 5954480, 6167140, 8633996, 10792495, 12334280, 17267992, 21584990, 24668560, 34535984, 43169980, 86339960, 172679920]

約数ペア:

[(1, 172679920), (2, 86339960), (4, 43169980), (5, 34535984), (7, 24668560), (8, 21584990), (10, 17267992), (14, 12334280), (16, 10792495), (20, 8633996), (28, 6167140), (29, 5954480), (31, 5570320), (35, 4933712), (40, 4316998), (49, 3524080), (56, 3083570), (58, 2977240), (62, 2785160), (70, 2466856), (80, 2158499), (98, 1762040), (112, 1541785), (116, 1488620), (124, 1392580), (140, 1233428), (145, 1190896), (155, 1114064), (196, 881020), (203, 850640), (217, 795760), (232, 744310), (245, 704816), (248, 696290), (280, 616714), (290, 595448), (310, 557032), (343, 503440), (392, 440510), (406, 425320), (434, 397880), (464, 372155), (490, 352408), (496, 348145), (560, 308357), (580, 297724), (620, 278516), (686, 251720), (784, 220255), (812, 212660), (868, 198940), (899, 192080), (980, 176204), (1015, 170128), (1085, 159152), (1160, 148862), (1240, 139258), (1372, 125860), (1421, 121520), (1519, 113680), (1624, 106330), (1715, 100688), (1736, 99470), (1798, 96040), (1960, 88102), (2030, 85064), (2170, 79576), (2320, 74431), (2401, 71920), (2480, 69629), (2744, 62930), (2842, 60760), (3038, 56840), (3248, 53165), (3430, 50344), (3472, 49735), (3596, 48020), (3920, 44051), (4060, 42532), (4340, 39788), (4495, 38416), (4802, 35960), (5488, 31465), (5684, 30380), (6076, 28420), (6293, 27440), (6860, 25172), (7105, 24304), (7192, 24010), (7595, 22736), (8120, 21266), (8680, 19894), (8990, 19208), (9604, 17980), (9947, 17360), (10633, 16240), (11368, 15190), (12005, 14384), (12152, 14210), (12586, 13720)]