16478820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1103}}^1$

素因数の和:1201

約数の個数: 72

約数和(自身を含む): 50633856

約数和(自身を除く): 34155036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1103, 1245, 1494, 1660, 2206, 2490, 2988, 3309, 3735, 4412, 4980, 5515, 6618, 7470, 9927, 11030, 13236, 14940, 16545, 19854, 22060, 33090, 39708, 49635, 66180, 91549, 99270, 183098, 198540, 274647, 366196, 457745, 549294, 823941, 915490, 1098588, 1373235, 1647882, 1830980, 2746470, 3295764, 4119705, 5492940, 8239410, 16478820]

約数ペア:

[(1, 16478820), (2, 8239410), (3, 5492940), (4, 4119705), (5, 3295764), (6, 2746470), (9, 1830980), (10, 1647882), (12, 1373235), (15, 1098588), (18, 915490), (20, 823941), (30, 549294), (36, 457745), (45, 366196), (60, 274647), (83, 198540), (90, 183098), (166, 99270), (180, 91549), (249, 66180), (332, 49635), (415, 39708), (498, 33090), (747, 22060), (830, 19854), (996, 16545), (1103, 14940), (1245, 13236), (1494, 11030), (1660, 9927), (2206, 7470), (2490, 6618), (2988, 5515), (3309, 4980), (3735, 4412)]