18164580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{709}}^1$

素因数の和:789

約数の個数: 96

約数和(自身を含む): 59162880

約数和(自身を除く): 40998300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 84, 105, 122, 140, 183, 210, 244, 305, 366, 420, 427, 610, 709, 732, 854, 915, 1220, 1281, 1418, 1708, 1830, 2127, 2135, 2562, 2836, 3545, 3660, 4254, 4270, 4963, 5124, 6405, 7090, 8508, 8540, 9926, 10635, 12810, 14180, 14889, 19852, 21270, 24815, 25620, 29778, 42540, 43249, 49630, 59556, 74445, 86498, 99260, 129747, 148890, 172996, 216245, 259494, 297780, 302743, 432490, 518988, 605486, 648735, 864980, 908229, 1210972, 1297470, 1513715, 1816458, 2594940, 3027430, 3632916, 4541145, 6054860, 9082290, 18164580]

約数ペア:

[(1, 18164580), (2, 9082290), (3, 6054860), (4, 4541145), (5, 3632916), (6, 3027430), (7, 2594940), (10, 1816458), (12, 1513715), (14, 1297470), (15, 1210972), (20, 908229), (21, 864980), (28, 648735), (30, 605486), (35, 518988), (42, 432490), (60, 302743), (61, 297780), (70, 259494), (84, 216245), (105, 172996), (122, 148890), (140, 129747), (183, 99260), (210, 86498), (244, 74445), (305, 59556), (366, 49630), (420, 43249), (427, 42540), (610, 29778), (709, 25620), (732, 24815), (854, 21270), (915, 19852), (1220, 14889), (1281, 14180), (1418, 12810), (1708, 10635), (1830, 9926), (2127, 8540), (2135, 8508), (2562, 7090), (2836, 6405), (3545, 5124), (3660, 4963), (4254, 4270)]