28395540

素因数分解:

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

素因数の和:2249

約数の個数: 72

約数和(自身を含む): 87353448

約数和(自身を除く): 58957908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 2161, 2190, 2628, 3285, 4322, 4380, 6483, 6570, 8644, 10805, 12966, 13140, 19449, 21610, 25932, 32415, 38898, 43220, 64830, 77796, 97245, 129660, 157753, 194490, 315506, 388980, 473259, 631012, 788765, 946518, 1419777, 1577530, 1893036, 2366295, 2839554, 3155060, 4732590, 5679108, 7098885, 9465180, 14197770, 28395540]

約数ペア:

[(1, 28395540), (2, 14197770), (3, 9465180), (4, 7098885), (5, 5679108), (6, 4732590), (9, 3155060), (10, 2839554), (12, 2366295), (15, 1893036), (18, 1577530), (20, 1419777), (30, 946518), (36, 788765), (45, 631012), (60, 473259), (73, 388980), (90, 315506), (146, 194490), (180, 157753), (219, 129660), (292, 97245), (365, 77796), (438, 64830), (657, 43220), (730, 38898), (876, 32415), (1095, 25932), (1314, 21610), (1460, 19449), (2161, 13140), (2190, 12966), (2628, 10805), (3285, 8644), (4322, 6570), (4380, 6483)]