39904702920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{70919}}^1$

素因数の和:71460

約数の個数: 128

約数和(自身を含む): 133272864000

約数和(自身を除く): 93368161080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 521, 540, 1042, 1080, 1563, 2084, 2605, 3126, 4168, 4689, 5210, 6252, 7815, 9378, 10420, 12504, 14067, 15630, 18756, 20840, 23445, 28134, 31260, 37512, 46890, 56268, 62520, 70335, 70919, 93780, 112536, 140670, 141838, 187560, 212757, 281340, 283676, 354595, 425514, 562680, 567352, 638271, 709190, 851028, 1063785, 1276542, 1418380, 1702056, 1914813, 2127570, 2553084, 2836760, 3191355, 3829626, 4255140, 5106168, 6382710, 7659252, 8510280, 9574065, 12765420, 15318504, 19148130, 25530840, 36948799, 38296260, 73897598, 76592520, 110846397, 147795196, 184743995, 221692794, 295590392, 332539191, 369487990, 443385588, 554231985, 665078382, 738975980, 886771176, 997617573, 1108463970, 1330156764, 1477951960, 1662695955, 1995235146, 2216927940, 2660313528, 3325391910, 3990470292, 4433855880, 4988087865, 6650783820, 7980940584, 9976175730, 13301567640, 19952351460, 39904702920]

約数ペア:

[(1, 39904702920), (2, 19952351460), (3, 13301567640), (4, 9976175730), (5, 7980940584), (6, 6650783820), (8, 4988087865), (9, 4433855880), (10, 3990470292), (12, 3325391910), (15, 2660313528), (18, 2216927940), (20, 1995235146), (24, 1662695955), (27, 1477951960), (30, 1330156764), (36, 1108463970), (40, 997617573), (45, 886771176), (54, 738975980), (60, 665078382), (72, 554231985), (90, 443385588), (108, 369487990), (120, 332539191), (135, 295590392), (180, 221692794), (216, 184743995), (270, 147795196), (360, 110846397), (521, 76592520), (540, 73897598), (1042, 38296260), (1080, 36948799), (1563, 25530840), (2084, 19148130), (2605, 15318504), (3126, 12765420), (4168, 9574065), (4689, 8510280), (5210, 7659252), (6252, 6382710), (7815, 5106168), (9378, 4255140), (10420, 3829626), (12504, 3191355), (14067, 2836760), (15630, 2553084), (18756, 2127570), (20840, 1914813), (23445, 1702056), (28134, 1418380), (31260, 1276542), (37512, 1063785), (46890, 851028), (56268, 709190), (62520, 638271), (70335, 567352), (70919, 562680), (93780, 425514), (112536, 354595), (140670, 283676), (141838, 281340), (187560, 212757)]