18503310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 128

約数和(自身を含む): 55240704

約数和(自身を除く): 36737394

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 70, 71, 73, 85, 102, 105, 119, 142, 146, 170, 210, 213, 219, 238, 255, 355, 357, 365, 426, 438, 497, 510, 511, 595, 710, 714, 730, 994, 1022, 1065, 1095, 1190, 1207, 1241, 1491, 1533, 1785, 2130, 2190, 2414, 2482, 2485, 2555, 2982, 3066, 3570, 3621, 3723, 4970, 5110, 5183, 6035, 6205, 7242, 7446, 7455, 7665, 8449, 8687, 10366, 12070, 12410, 14910, 15330, 15549, 16898, 17374, 18105, 18615, 25347, 25915, 26061, 31098, 36210, 36281, 37230, 42245, 43435, 50694, 51830, 52122, 72562, 77745, 84490, 86870, 88111, 108843, 126735, 130305, 155490, 176222, 181405, 217686, 253470, 260610, 264333, 362810, 440555, 528666, 544215, 616777, 881110, 1088430, 1233554, 1321665, 1850331, 2643330, 3083885, 3700662, 6167770, 9251655, 18503310]

約数ペア:

[(1, 18503310), (2, 9251655), (3, 6167770), (5, 3700662), (6, 3083885), (7, 2643330), (10, 1850331), (14, 1321665), (15, 1233554), (17, 1088430), (21, 881110), (30, 616777), (34, 544215), (35, 528666), (42, 440555), (51, 362810), (70, 264333), (71, 260610), (73, 253470), (85, 217686), (102, 181405), (105, 176222), (119, 155490), (142, 130305), (146, 126735), (170, 108843), (210, 88111), (213, 86870), (219, 84490), (238, 77745), (255, 72562), (355, 52122), (357, 51830), (365, 50694), (426, 43435), (438, 42245), (497, 37230), (510, 36281), (511, 36210), (595, 31098), (710, 26061), (714, 25915), (730, 25347), (994, 18615), (1022, 18105), (1065, 17374), (1095, 16898), (1190, 15549), (1207, 15330), (1241, 14910), (1491, 12410), (1533, 12070), (1785, 10366), (2130, 8687), (2190, 8449), (2414, 7665), (2482, 7455), (2485, 7446), (2555, 7242), (2982, 6205), (3066, 6035), (3570, 5183), (3621, 5110), (3723, 4970)]