672538.00000000

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5711}}^1$

素因数の和:5805

約数の個数: 72

約数和(自身を含む): 249500160

約数和(自身を除く): 168289740

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, 2370, 2844, 3555, 4740, 5711, 7110, 11422, 14220, 17133, 22844, 28555, 34266, 51399, 57110, 68532, 85665, 102798, 114220, 171330, 205596, 256995, 342660, 451169, 513990, 902338, 1027980, 1353507, 1804676, 2255845, 2707014, 4060521, 4511690, 5414028, 6767535, 8121042, 9023380, 13535070, 16242084, 20302605, 27070140, 40605210, 81210420]

約数ペア:

[(1, 81210420), (2, 40605210), (3, 27070140), (4, 20302605), (5, 16242084), (6, 13535070), (9, 9023380), (10, 8121042), (12, 6767535), (15, 5414028), (18, 4511690), (20, 4060521), (30, 2707014), (36, 2255845), (45, 1804676), (60, 1353507), (79, 1027980), (90, 902338), (158, 513990), (180, 451169), (237, 342660), (316, 256995), (395, 205596), (474, 171330), (711, 114220), (790, 102798), (948, 85665), (1185, 68532), (1422, 57110), (1580, 51399), (2370, 34266), (2844, 28555), (3555, 22844), (4740, 17133), (5711, 14220), (7110, 11422)]