30302820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2131}}^1$

素因数の和:2225

約数の個数: 72

約数和(自身を含む): 93125760

約数和(自身を除く): 62822940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2131, 2370, 2844, 3555, 4262, 4740, 6393, 7110, 8524, 10655, 12786, 14220, 19179, 21310, 25572, 31965, 38358, 42620, 63930, 76716, 95895, 127860, 168349, 191790, 336698, 383580, 505047, 673396, 841745, 1010094, 1515141, 1683490, 2020188, 2525235, 3030282, 3366980, 5050470, 6060564, 7575705, 10100940, 15151410, 30302820]

約数ペア:

[(1, 30302820), (2, 15151410), (3, 10100940), (4, 7575705), (5, 6060564), (6, 5050470), (9, 3366980), (10, 3030282), (12, 2525235), (15, 2020188), (18, 1683490), (20, 1515141), (30, 1010094), (36, 841745), (45, 673396), (60, 505047), (79, 383580), (90, 336698), (158, 191790), (180, 168349), (237, 127860), (316, 95895), (395, 76716), (474, 63930), (711, 42620), (790, 38358), (948, 31965), (1185, 25572), (1422, 21310), (1580, 19179), (2131, 14220), (2370, 12786), (2844, 10655), (3555, 8524), (4262, 7110), (4740, 6393)]