18125910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1$

素因数の和:403

約数の個数: 128

約数和(自身を含む): 55987200

約数和(自身を除く): 37861290

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 17, 18, 22, 27, 30, 33, 34, 45, 51, 54, 55, 66, 85, 90, 99, 102, 110, 135, 153, 165, 170, 187, 198, 255, 270, 297, 306, 330, 359, 374, 459, 495, 510, 561, 594, 718, 765, 918, 935, 990, 1077, 1122, 1485, 1530, 1683, 1795, 1870, 2154, 2295, 2805, 2970, 3231, 3366, 3590, 3949, 4590, 5049, 5385, 5610, 6103, 6462, 7898, 8415, 9693, 10098, 10770, 11847, 12206, 16155, 16830, 18309, 19386, 19745, 23694, 25245, 30515, 32310, 35541, 36618, 39490, 48465, 50490, 54927, 59235, 61030, 67133, 71082, 91545, 96930, 106623, 109854, 118470, 134266, 164781, 177705, 183090, 201399, 213246, 274635, 329562, 335665, 355410, 402798, 533115, 549270, 604197, 671330, 823905, 1006995, 1066230, 1208394, 1647810, 1812591, 2013990, 3020985, 3625182, 6041970, 9062955, 18125910]

約数ペア:

[(1, 18125910), (2, 9062955), (3, 6041970), (5, 3625182), (6, 3020985), (9, 2013990), (10, 1812591), (11, 1647810), (15, 1208394), (17, 1066230), (18, 1006995), (22, 823905), (27, 671330), (30, 604197), (33, 549270), (34, 533115), (45, 402798), (51, 355410), (54, 335665), (55, 329562), (66, 274635), (85, 213246), (90, 201399), (99, 183090), (102, 177705), (110, 164781), (135, 134266), (153, 118470), (165, 109854), (170, 106623), (187, 96930), (198, 91545), (255, 71082), (270, 67133), (297, 61030), (306, 59235), (330, 54927), (359, 50490), (374, 48465), (459, 39490), (495, 36618), (510, 35541), (561, 32310), (594, 30515), (718, 25245), (765, 23694), (918, 19745), (935, 19386), (990, 18309), (1077, 16830), (1122, 16155), (1485, 12206), (1530, 11847), (1683, 10770), (1795, 10098), (1870, 9693), (2154, 8415), (2295, 7898), (2805, 6462), (2970, 6103), (3231, 5610), (3366, 5385), (3590, 5049), (3949, 4590)]