77681490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:611

約数の個数: 64

約数和(自身を含む): 191808000

約数和(自身を除く): 114126510

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 79, 146, 158, 219, 237, 365, 395, 438, 449, 474, 730, 790, 898, 1095, 1185, 1347, 2190, 2245, 2370, 2694, 4490, 5767, 6735, 11534, 13470, 17301, 28835, 32777, 34602, 35471, 57670, 65554, 70942, 86505, 98331, 106413, 163885, 173010, 177355, 196662, 212826, 327770, 354710, 491655, 532065, 983310, 1064130, 2589383, 5178766, 7768149, 12946915, 15536298, 25893830, 38840745, 77681490]

約数ペア:

[(1, 77681490), (2, 38840745), (3, 25893830), (5, 15536298), (6, 12946915), (10, 7768149), (15, 5178766), (30, 2589383), (73, 1064130), (79, 983310), (146, 532065), (158, 491655), (219, 354710), (237, 327770), (365, 212826), (395, 196662), (438, 177355), (449, 173010), (474, 163885), (730, 106413), (790, 98331), (898, 86505), (1095, 70942), (1185, 65554), (1347, 57670), (2190, 35471), (2245, 34602), (2370, 32777), (2694, 28835), (4490, 17301), (5767, 13470), (6735, 11534)]