28569185.000000000

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2213}}^1$

素因数の和:2271

約数の個数: 128

約数和(自身を含む): 357073920

約数和(自身を除く): 250053240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2213, 2418, 3224, 3720, 4030, 4426, 4836, 6045, 6639, 8060, 8852, 9672, 11065, 12090, 13278, 16120, 17704, 22130, 24180, 26556, 28769, 33195, 44260, 48360, 53112, 57538, 66390, 68603, 86307, 88520, 115076, 132780, 137206, 143845, 172614, 205809, 230152, 265560, 274412, 287690, 343015, 345228, 411618, 431535, 548824, 575380, 686030, 690456, 823236, 863070, 891839, 1029045, 1150760, 1372060, 1646472, 1726140, 1783678, 2058090, 2675517, 2744120, 3452280, 3567356, 4116180, 4459195, 5351034, 7134712, 8232360, 8918390, 10702068, 13377585, 17836780, 21404136, 26755170, 35673560, 53510340, 107020680]

約数ペア:

[(1, 107020680), (2, 53510340), (3, 35673560), (4, 26755170), (5, 21404136), (6, 17836780), (8, 13377585), (10, 10702068), (12, 8918390), (13, 8232360), (15, 7134712), (20, 5351034), (24, 4459195), (26, 4116180), (30, 3567356), (31, 3452280), (39, 2744120), (40, 2675517), (52, 2058090), (60, 1783678), (62, 1726140), (65, 1646472), (78, 1372060), (93, 1150760), (104, 1029045), (120, 891839), (124, 863070), (130, 823236), (155, 690456), (156, 686030), (186, 575380), (195, 548824), (248, 431535), (260, 411618), (310, 345228), (312, 343015), (372, 287690), (390, 274412), (403, 265560), (465, 230152), (520, 205809), (620, 172614), (744, 143845), (780, 137206), (806, 132780), (930, 115076), (1209, 88520), (1240, 86307), (1560, 68603), (1612, 66390), (1860, 57538), (2015, 53112), (2213, 48360), (2418, 44260), (3224, 33195), (3720, 28769), (4030, 26556), (4426, 24180), (4836, 22130), (6045, 17704), (6639, 16120), (8060, 13278), (8852, 12090), (9672, 11065)]