18205470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:266

約数の個数: 96

約数和(自身を含む): 51116832

約数和(自身を除く): 32911362

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 73, 85, 90, 102, 146, 153, 163, 170, 219, 255, 306, 326, 365, 438, 489, 510, 657, 730, 765, 815, 978, 1095, 1241, 1314, 1467, 1530, 1630, 2190, 2445, 2482, 2771, 2934, 3285, 3723, 4890, 5542, 6205, 6570, 7335, 7446, 8313, 11169, 11899, 12410, 13855, 14670, 16626, 18615, 22338, 23798, 24939, 27710, 35697, 37230, 41565, 49878, 55845, 59495, 71394, 83130, 107091, 111690, 118990, 124695, 178485, 202283, 214182, 249390, 356970, 404566, 535455, 606849, 1011415, 1070910, 1213698, 1820547, 2022830, 3034245, 3641094, 6068490, 9102735, 18205470]

約数ペア:

[(1, 18205470), (2, 9102735), (3, 6068490), (5, 3641094), (6, 3034245), (9, 2022830), (10, 1820547), (15, 1213698), (17, 1070910), (18, 1011415), (30, 606849), (34, 535455), (45, 404566), (51, 356970), (73, 249390), (85, 214182), (90, 202283), (102, 178485), (146, 124695), (153, 118990), (163, 111690), (170, 107091), (219, 83130), (255, 71394), (306, 59495), (326, 55845), (365, 49878), (438, 41565), (489, 37230), (510, 35697), (657, 27710), (730, 24939), (765, 23798), (815, 22338), (978, 18615), (1095, 16626), (1241, 14670), (1314, 13855), (1467, 12410), (1530, 11899), (1630, 11169), (2190, 8313), (2445, 7446), (2482, 7335), (2771, 6570), (2934, 6205), (3285, 5542), (3723, 4890)]