18078450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:228

約数の個数: 96

約数和(自身を含む): 49330176

約数和(自身を除く): 31251726

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 73, 75, 78, 127, 130, 146, 150, 195, 219, 254, 325, 365, 381, 390, 438, 635, 650, 730, 762, 949, 975, 1095, 1270, 1651, 1825, 1898, 1905, 1950, 2190, 2847, 3175, 3302, 3650, 3810, 4745, 4953, 5475, 5694, 6350, 8255, 9271, 9490, 9525, 9906, 10950, 14235, 16510, 18542, 19050, 23725, 24765, 27813, 28470, 41275, 46355, 47450, 49530, 55626, 71175, 82550, 92710, 120523, 123825, 139065, 142350, 231775, 241046, 247650, 278130, 361569, 463550, 602615, 695325, 723138, 1205230, 1390650, 1807845, 3013075, 3615690, 6026150, 9039225, 18078450]

約数ペア:

[(1, 18078450), (2, 9039225), (3, 6026150), (5, 3615690), (6, 3013075), (10, 1807845), (13, 1390650), (15, 1205230), (25, 723138), (26, 695325), (30, 602615), (39, 463550), (50, 361569), (65, 278130), (73, 247650), (75, 241046), (78, 231775), (127, 142350), (130, 139065), (146, 123825), (150, 120523), (195, 92710), (219, 82550), (254, 71175), (325, 55626), (365, 49530), (381, 47450), (390, 46355), (438, 41275), (635, 28470), (650, 27813), (730, 24765), (762, 23725), (949, 19050), (975, 18542), (1095, 16510), (1270, 14235), (1651, 10950), (1825, 9906), (1898, 9525), (1905, 9490), (1950, 9271), (2190, 8255), (2847, 6350), (3175, 5694), (3302, 5475), (3650, 4953), (3810, 4745)]