18000630

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:403

約数の個数: 80

約数和(自身を含む): 49240224

約数和(自身を除く): 31239594

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 81, 90, 135, 142, 162, 213, 270, 313, 355, 405, 426, 626, 639, 710, 810, 939, 1065, 1278, 1565, 1878, 1917, 2130, 2817, 3130, 3195, 3834, 4695, 5634, 5751, 6390, 8451, 9390, 9585, 11502, 14085, 16902, 19170, 22223, 25353, 28170, 28755, 42255, 44446, 50706, 57510, 66669, 84510, 111115, 126765, 133338, 200007, 222230, 253530, 333345, 400014, 600021, 666690, 1000035, 1200042, 1800063, 2000070, 3000105, 3600126, 6000210, 9000315, 18000630]

約数ペア:

[(1, 18000630), (2, 9000315), (3, 6000210), (5, 3600126), (6, 3000105), (9, 2000070), (10, 1800063), (15, 1200042), (18, 1000035), (27, 666690), (30, 600021), (45, 400014), (54, 333345), (71, 253530), (81, 222230), (90, 200007), (135, 133338), (142, 126765), (162, 111115), (213, 84510), (270, 66669), (313, 57510), (355, 50706), (405, 44446), (426, 42255), (626, 28755), (639, 28170), (710, 25353), (810, 22223), (939, 19170), (1065, 16902), (1278, 14085), (1565, 11502), (1878, 9585), (1917, 9390), (2130, 8451), (2817, 6390), (3130, 5751), (3195, 5634), (3834, 4695)]