18105990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:246

約数の個数: 96

約数和(自身を含む): 51464160

約数和(自身を除く): 33358170

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 109, 113, 147, 210, 218, 226, 245, 294, 327, 339, 490, 545, 565, 654, 678, 735, 763, 791, 1090, 1130, 1470, 1526, 1582, 1635, 1695, 2289, 2373, 3270, 3390, 3815, 3955, 4578, 4746, 5341, 5537, 7630, 7910, 10682, 11074, 11445, 11865, 12317, 16023, 16611, 22890, 23730, 24634, 26705, 27685, 32046, 33222, 36951, 53410, 55370, 61585, 73902, 80115, 83055, 86219, 123170, 160230, 166110, 172438, 184755, 258657, 369510, 431095, 517314, 603533, 862190, 1207066, 1293285, 1810599, 2586570, 3017665, 3621198, 6035330, 9052995, 18105990]

約数ペア:

[(1, 18105990), (2, 9052995), (3, 6035330), (5, 3621198), (6, 3017665), (7, 2586570), (10, 1810599), (14, 1293285), (15, 1207066), (21, 862190), (30, 603533), (35, 517314), (42, 431095), (49, 369510), (70, 258657), (98, 184755), (105, 172438), (109, 166110), (113, 160230), (147, 123170), (210, 86219), (218, 83055), (226, 80115), (245, 73902), (294, 61585), (327, 55370), (339, 53410), (490, 36951), (545, 33222), (565, 32046), (654, 27685), (678, 26705), (735, 24634), (763, 23730), (791, 22890), (1090, 16611), (1130, 16023), (1470, 12317), (1526, 11865), (1582, 11445), (1635, 11074), (1695, 10682), (2289, 7910), (2373, 7630), (3270, 5537), (3390, 5341), (3815, 4746), (3955, 4578)]