30307905

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 57784320

約数和(自身を除く): 27476415

約数列:

[1, 3, 5, 9, 15, 23, 27, 43, 45, 69, 115, 129, 135, 207, 215, 227, 345, 387, 621, 645, 681, 989, 1035, 1135, 1161, 1935, 2043, 2967, 3105, 3405, 4945, 5221, 5805, 6129, 8901, 9761, 10215, 14835, 15663, 26105, 26703, 29283, 30645, 44505, 46989, 48805, 78315, 87849, 133515, 140967, 146415, 224503, 234945, 263547, 439245, 673509, 704835, 1122515, 1317735, 2020527, 3367545, 6061581, 10102635, 30307905]

約数ペア:

[(1, 30307905), (3, 10102635), (5, 6061581), (9, 3367545), (15, 2020527), (23, 1317735), (27, 1122515), (43, 704835), (45, 673509), (69, 439245), (115, 263547), (129, 234945), (135, 224503), (207, 146415), (215, 140967), (227, 133515), (345, 87849), (387, 78315), (621, 48805), (645, 46989), (681, 44505), (989, 30645), (1035, 29283), (1135, 26703), (1161, 26105), (1935, 15663), (2043, 14835), (2967, 10215), (3105, 9761), (3405, 8901), (4945, 6129), (5221, 5805)]