155182020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{52783}}^1$

素因数の和:52809

約数の個数: 72

約数和(自身を含む): 505459584

約数和(自身を除く): 350277564

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 52783, 105566, 158349, 211132, 263915, 316698, 369481, 527830, 633396, 738962, 791745, 1055660, 1108443, 1477924, 1583490, 1847405, 2216886, 2586367, 3166980, 3694810, 4433772, 5172734, 5542215, 7389620, 7759101, 10345468, 11084430, 12931835, 15518202, 22168860, 25863670, 31036404, 38795505, 51727340, 77591010, 155182020]

約数ペア:

[(1, 155182020), (2, 77591010), (3, 51727340), (4, 38795505), (5, 31036404), (6, 25863670), (7, 22168860), (10, 15518202), (12, 12931835), (14, 11084430), (15, 10345468), (20, 7759101), (21, 7389620), (28, 5542215), (30, 5172734), (35, 4433772), (42, 3694810), (49, 3166980), (60, 2586367), (70, 2216886), (84, 1847405), (98, 1583490), (105, 1477924), (140, 1108443), (147, 1055660), (196, 791745), (210, 738962), (245, 633396), (294, 527830), (420, 369481), (490, 316698), (588, 263915), (735, 211132), (980, 158349), (1470, 105566), (2940, 52783)]