205959040

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1483}}^1$

素因数の和:1540

約数の個数: 128

約数和(自身を含む): 581253120

約数和(自身を除く): 375294080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1240, 1483, 1736, 1984, 2170, 2240, 2480, 2966, 3472, 3968, 4340, 4480, 4960, 5932, 6944, 7415, 8680, 9920, 10381, 11864, 13888, 14830, 17360, 19840, 20762, 23728, 27776, 29660, 34720, 41524, 45973, 47456, 51905, 59320, 69440, 83048, 91946, 94912, 103810, 118640, 138880, 166096, 183892, 189824, 207620, 229865, 237280, 321811, 332192, 367784, 415240, 459730, 474560, 643622, 664384, 735568, 830480, 919460, 949120, 1287244, 1328768, 1471136, 1609055, 1660960, 1838920, 2574488, 2942272, 3218110, 3321920, 3677840, 5148976, 5884544, 6436220, 6643840, 7355680, 10297952, 12872440, 14711360, 20595904, 25744880, 29422720, 41191808, 51489760, 102979520, 205959040]

約数ペア:

[(1, 205959040), (2, 102979520), (4, 51489760), (5, 41191808), (7, 29422720), (8, 25744880), (10, 20595904), (14, 14711360), (16, 12872440), (20, 10297952), (28, 7355680), (31, 6643840), (32, 6436220), (35, 5884544), (40, 5148976), (56, 3677840), (62, 3321920), (64, 3218110), (70, 2942272), (80, 2574488), (112, 1838920), (124, 1660960), (128, 1609055), (140, 1471136), (155, 1328768), (160, 1287244), (217, 949120), (224, 919460), (248, 830480), (280, 735568), (310, 664384), (320, 643622), (434, 474560), (448, 459730), (496, 415240), (560, 367784), (620, 332192), (640, 321811), (868, 237280), (896, 229865), (992, 207620), (1085, 189824), (1120, 183892), (1240, 166096), (1483, 138880), (1736, 118640), (1984, 103810), (2170, 94912), (2240, 91946), (2480, 83048), (2966, 69440), (3472, 59320), (3968, 51905), (4340, 47456), (4480, 45973), (4960, 41524), (5932, 34720), (6944, 29660), (7415, 27776), (8680, 23728), (9920, 20762), (10381, 19840), (11864, 17360), (13888, 14830)]