72120390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4363}}^1$

素因数の和:4421

約数の個数: 64

約数和(自身を含む): 188524800

約数和(自身を除く): 116404410

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 29, 30, 38, 57, 58, 87, 95, 114, 145, 174, 190, 285, 290, 435, 551, 570, 870, 1102, 1653, 2755, 3306, 4363, 5510, 8265, 8726, 13089, 16530, 21815, 26178, 43630, 65445, 82897, 126527, 130890, 165794, 248691, 253054, 379581, 414485, 497382, 632635, 759162, 828970, 1243455, 1265270, 1897905, 2404013, 2486910, 3795810, 4808026, 7212039, 12020065, 14424078, 24040130, 36060195, 72120390]

約数ペア:

[(1, 72120390), (2, 36060195), (3, 24040130), (5, 14424078), (6, 12020065), (10, 7212039), (15, 4808026), (19, 3795810), (29, 2486910), (30, 2404013), (38, 1897905), (57, 1265270), (58, 1243455), (87, 828970), (95, 759162), (114, 632635), (145, 497382), (174, 414485), (190, 379581), (285, 253054), (290, 248691), (435, 165794), (551, 130890), (570, 126527), (870, 82897), (1102, 65445), (1653, 43630), (2755, 26178), (3306, 21815), (4363, 16530), (5510, 13089), (8265, 8726)]