220403715

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{2969}}^1$

素因数の和:3092

約数の個数: 48

約数和(自身を含む): 414421920

約数和(自身を除く): 194018205

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 101, 105, 147, 245, 303, 505, 707, 735, 1515, 2121, 2969, 3535, 4949, 8907, 10605, 14845, 14847, 20783, 24745, 44535, 62349, 74235, 103915, 145481, 299869, 311745, 436443, 727405, 899607, 1499345, 2099083, 2182215, 4498035, 6297249, 10495415, 14693581, 31486245, 44080743, 73467905, 220403715]

約数ペア:

[(1, 220403715), (3, 73467905), (5, 44080743), (7, 31486245), (15, 14693581), (21, 10495415), (35, 6297249), (49, 4498035), (101, 2182215), (105, 2099083), (147, 1499345), (245, 899607), (303, 727405), (505, 436443), (707, 311745), (735, 299869), (1515, 145481), (2121, 103915), (2969, 74235), (3535, 62349), (4949, 44535), (8907, 24745), (10605, 20783), (14845, 14847)]