18867300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1031}}^1$

素因数の和:1109

約数の個数: 72

約数和(自身を含む): 55538112

約数和(自身を除く): 36670812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 61, 75, 100, 122, 150, 183, 244, 300, 305, 366, 610, 732, 915, 1031, 1220, 1525, 1830, 2062, 3050, 3093, 3660, 4124, 4575, 5155, 6100, 6186, 9150, 10310, 12372, 15465, 18300, 20620, 25775, 30930, 51550, 61860, 62891, 77325, 103100, 125782, 154650, 188673, 251564, 309300, 314455, 377346, 628910, 754692, 943365, 1257820, 1572275, 1886730, 3144550, 3773460, 4716825, 6289100, 9433650, 18867300]

約数ペア:

[(1, 18867300), (2, 9433650), (3, 6289100), (4, 4716825), (5, 3773460), (6, 3144550), (10, 1886730), (12, 1572275), (15, 1257820), (20, 943365), (25, 754692), (30, 628910), (50, 377346), (60, 314455), (61, 309300), (75, 251564), (100, 188673), (122, 154650), (150, 125782), (183, 103100), (244, 77325), (300, 62891), (305, 61860), (366, 51550), (610, 30930), (732, 25775), (915, 20620), (1031, 18300), (1220, 15465), (1525, 12372), (1830, 10310), (2062, 9150), (3050, 6186), (3093, 6100), (3660, 5155), (4124, 4575)]