349450140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{448013}}^1$

素因数の和:448038

約数の個数: 48

約数和(自身を含む): 1053728928

約数和(自身を除く): 704278788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 448013, 896026, 1344039, 1792052, 2240065, 2688078, 4480130, 5376156, 5824169, 6720195, 8960260, 11648338, 13440390, 17472507, 23296676, 26880780, 29120845, 34945014, 58241690, 69890028, 87362535, 116483380, 174725070, 349450140]

約数ペア:

[(1, 349450140), (2, 174725070), (3, 116483380), (4, 87362535), (5, 69890028), (6, 58241690), (10, 34945014), (12, 29120845), (13, 26880780), (15, 23296676), (20, 17472507), (26, 13440390), (30, 11648338), (39, 8960260), (52, 6720195), (60, 5824169), (65, 5376156), (78, 4480130), (130, 2688078), (156, 2240065), (195, 1792052), (260, 1344039), (390, 896026), (780, 448013)]