18930360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2161}}^1$

素因数の和:2248

約数の個数: 64

約数和(自身を含む): 57595680

約数和(自身を除く): 38665320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 219, 292, 365, 438, 584, 730, 876, 1095, 1460, 1752, 2161, 2190, 2920, 4322, 4380, 6483, 8644, 8760, 10805, 12966, 17288, 21610, 25932, 32415, 43220, 51864, 64830, 86440, 129660, 157753, 259320, 315506, 473259, 631012, 788765, 946518, 1262024, 1577530, 1893036, 2366295, 3155060, 3786072, 4732590, 6310120, 9465180, 18930360]

約数ペア:

[(1, 18930360), (2, 9465180), (3, 6310120), (4, 4732590), (5, 3786072), (6, 3155060), (8, 2366295), (10, 1893036), (12, 1577530), (15, 1262024), (20, 946518), (24, 788765), (30, 631012), (40, 473259), (60, 315506), (73, 259320), (120, 157753), (146, 129660), (219, 86440), (292, 64830), (365, 51864), (438, 43220), (584, 32415), (730, 25932), (876, 21610), (1095, 17288), (1460, 12966), (1752, 10805), (2161, 8760), (2190, 8644), (2920, 6483), (4322, 4380)]