66474380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{2339}}^1$

素因数の和:2391

約数の個数: 72

約数和(自身を含む): 168058800

約数和(自身を除く): 101584420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 203, 245, 290, 406, 490, 580, 812, 980, 1015, 1421, 2030, 2339, 2842, 4060, 4678, 5684, 7105, 9356, 11695, 14210, 16373, 23390, 28420, 32746, 46780, 65492, 67831, 81865, 114611, 135662, 163730, 229222, 271324, 327460, 339155, 458444, 474817, 573055, 678310, 949634, 1146110, 1356620, 1899268, 2292220, 2374085, 3323719, 4748170, 6647438, 9496340, 13294876, 16618595, 33237190, 66474380]

約数ペア:

[(1, 66474380), (2, 33237190), (4, 16618595), (5, 13294876), (7, 9496340), (10, 6647438), (14, 4748170), (20, 3323719), (28, 2374085), (29, 2292220), (35, 1899268), (49, 1356620), (58, 1146110), (70, 949634), (98, 678310), (116, 573055), (140, 474817), (145, 458444), (196, 339155), (203, 327460), (245, 271324), (290, 229222), (406, 163730), (490, 135662), (580, 114611), (812, 81865), (980, 67831), (1015, 65492), (1421, 46780), (2030, 32746), (2339, 28420), (2842, 23390), (4060, 16373), (4678, 14210), (5684, 11695), (7105, 9356)]