202111840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{997}}^1$

素因数の和:1200

約数の個数: 96

約数和(自身を含む): 549267264

約数和(自身を除く): 347155424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 181, 224, 280, 362, 560, 724, 905, 997, 1120, 1267, 1448, 1810, 1994, 2534, 2896, 3620, 3988, 4985, 5068, 5792, 6335, 6979, 7240, 7976, 9970, 10136, 12670, 13958, 14480, 15952, 19940, 20272, 25340, 27916, 28960, 31904, 34895, 39880, 40544, 50680, 55832, 69790, 79760, 101360, 111664, 139580, 159520, 180457, 202720, 223328, 279160, 360914, 558320, 721828, 902285, 1116640, 1263199, 1443656, 1804570, 2526398, 2887312, 3609140, 5052796, 5774624, 6315995, 7218280, 10105592, 12631990, 14436560, 20211184, 25263980, 28873120, 40422368, 50527960, 101055920, 202111840]

約数ペア:

[(1, 202111840), (2, 101055920), (4, 50527960), (5, 40422368), (7, 28873120), (8, 25263980), (10, 20211184), (14, 14436560), (16, 12631990), (20, 10105592), (28, 7218280), (32, 6315995), (35, 5774624), (40, 5052796), (56, 3609140), (70, 2887312), (80, 2526398), (112, 1804570), (140, 1443656), (160, 1263199), (181, 1116640), (224, 902285), (280, 721828), (362, 558320), (560, 360914), (724, 279160), (905, 223328), (997, 202720), (1120, 180457), (1267, 159520), (1448, 139580), (1810, 111664), (1994, 101360), (2534, 79760), (2896, 69790), (3620, 55832), (3988, 50680), (4985, 40544), (5068, 39880), (5792, 34895), (6335, 31904), (6979, 28960), (7240, 27916), (7976, 25340), (9970, 20272), (10136, 19940), (12670, 15952), (13958, 14480)]