388833660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{5387}}^1$

素因数の和:5803

約数の個数: 72

約数和(自身を含む): 1182622896

約数和(自身を除く): 793789236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 401, 802, 1203, 1604, 2005, 2406, 3609, 4010, 4812, 5387, 6015, 7218, 8020, 10774, 12030, 14436, 16161, 18045, 21548, 24060, 26935, 32322, 36090, 48483, 53870, 64644, 72180, 80805, 96966, 107740, 161610, 193932, 242415, 323220, 484830, 969660, 2160187, 4320374, 6480561, 8640748, 10800935, 12961122, 19441683, 21601870, 25922244, 32402805, 38883366, 43203740, 64805610, 77766732, 97208415, 129611220, 194416830, 388833660]

約数ペア:

[(1, 388833660), (2, 194416830), (3, 129611220), (4, 97208415), (5, 77766732), (6, 64805610), (9, 43203740), (10, 38883366), (12, 32402805), (15, 25922244), (18, 21601870), (20, 19441683), (30, 12961122), (36, 10800935), (45, 8640748), (60, 6480561), (90, 4320374), (180, 2160187), (401, 969660), (802, 484830), (1203, 323220), (1604, 242415), (2005, 193932), (2406, 161610), (3609, 107740), (4010, 96966), (4812, 80805), (5387, 72180), (6015, 64644), (7218, 53870), (8020, 48483), (10774, 36090), (12030, 32322), (14436, 26935), (16161, 24060), (18045, 21548)]