248113460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{8167}}^1$

素因数の和:8221

約数の個数: 72

約数和(自身を含む): 625734144

約数和(自身を除く): 377620684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 2170, 3038, 4340, 6076, 7595, 8167, 15190, 16334, 30380, 32668, 40835, 57169, 81670, 114338, 163340, 228676, 253177, 285845, 400183, 506354, 571690, 800366, 1012708, 1143380, 1265885, 1600732, 1772239, 2000915, 2531770, 3544478, 4001830, 5063540, 7088956, 8003660, 8861195, 12405673, 17722390, 24811346, 35444780, 49622692, 62028365, 124056730, 248113460]

約数ペア:

[(1, 248113460), (2, 124056730), (4, 62028365), (5, 49622692), (7, 35444780), (10, 24811346), (14, 17722390), (20, 12405673), (28, 8861195), (31, 8003660), (35, 7088956), (49, 5063540), (62, 4001830), (70, 3544478), (98, 2531770), (124, 2000915), (140, 1772239), (155, 1600732), (196, 1265885), (217, 1143380), (245, 1012708), (310, 800366), (434, 571690), (490, 506354), (620, 400183), (868, 285845), (980, 253177), (1085, 228676), (1519, 163340), (2170, 114338), (3038, 81670), (4340, 57169), (6076, 40835), (7595, 32668), (8167, 30380), (15190, 16334)]