30987450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{5297}}^1$

素因数の和:5328

約数の個数: 72

約数和(自身を含む): 89673948

約数和(自身を除く): 58686498

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 325, 390, 450, 585, 650, 975, 1170, 1950, 2925, 5297, 5850, 10594, 15891, 26485, 31782, 47673, 52970, 68861, 79455, 95346, 132425, 137722, 158910, 206583, 238365, 264850, 344305, 397275, 413166, 476730, 619749, 688610, 794550, 1032915, 1191825, 1239498, 1721525, 2065830, 2383650, 3098745, 3443050, 5164575, 6197490, 10329150, 15493725, 30987450]

約数ペア:

[(1, 30987450), (2, 15493725), (3, 10329150), (5, 6197490), (6, 5164575), (9, 3443050), (10, 3098745), (13, 2383650), (15, 2065830), (18, 1721525), (25, 1239498), (26, 1191825), (30, 1032915), (39, 794550), (45, 688610), (50, 619749), (65, 476730), (75, 413166), (78, 397275), (90, 344305), (117, 264850), (130, 238365), (150, 206583), (195, 158910), (225, 137722), (234, 132425), (325, 95346), (390, 79455), (450, 68861), (585, 52970), (650, 47673), (975, 31782), (1170, 26485), (1950, 15891), (2925, 10594), (5297, 5850)]