469398280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{787}}^1$

素因数の和:879

約数の個数: 128

約数和(自身を含む): 1207342080

約数和(自身を除く): 737943800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 37, 40, 52, 62, 65, 74, 104, 124, 130, 148, 155, 185, 248, 260, 296, 310, 370, 403, 481, 520, 620, 740, 787, 806, 962, 1147, 1240, 1480, 1574, 1612, 1924, 2015, 2294, 2405, 3148, 3224, 3848, 3935, 4030, 4588, 4810, 5735, 6296, 7870, 8060, 9176, 9620, 10231, 11470, 14911, 15740, 16120, 19240, 20462, 22940, 24397, 29119, 29822, 31480, 40924, 45880, 48794, 51155, 58238, 59644, 74555, 81848, 97588, 102310, 116476, 119288, 121985, 145595, 149110, 195176, 204620, 232952, 243970, 291190, 298220, 317161, 378547, 409240, 487940, 582380, 596440, 634322, 757094, 902689, 975880, 1164760, 1268644, 1514188, 1585805, 1805378, 1892735, 2537288, 3028376, 3171610, 3610756, 3785470, 4513445, 6343220, 7221512, 7570940, 9026890, 11734957, 12686440, 15141880, 18053780, 23469914, 36107560, 46939828, 58674785, 93879656, 117349570, 234699140, 469398280]

約数ペア:

[(1, 469398280), (2, 234699140), (4, 117349570), (5, 93879656), (8, 58674785), (10, 46939828), (13, 36107560), (20, 23469914), (26, 18053780), (31, 15141880), (37, 12686440), (40, 11734957), (52, 9026890), (62, 7570940), (65, 7221512), (74, 6343220), (104, 4513445), (124, 3785470), (130, 3610756), (148, 3171610), (155, 3028376), (185, 2537288), (248, 1892735), (260, 1805378), (296, 1585805), (310, 1514188), (370, 1268644), (403, 1164760), (481, 975880), (520, 902689), (620, 757094), (740, 634322), (787, 596440), (806, 582380), (962, 487940), (1147, 409240), (1240, 378547), (1480, 317161), (1574, 298220), (1612, 291190), (1924, 243970), (2015, 232952), (2294, 204620), (2405, 195176), (3148, 149110), (3224, 145595), (3848, 121985), (3935, 119288), (4030, 116476), (4588, 102310), (4810, 97588), (5735, 81848), (6296, 74555), (7870, 59644), (8060, 58238), (9176, 51155), (9620, 48794), (10231, 45880), (11470, 40924), (14911, 31480), (15740, 29822), (16120, 29119), (19240, 24397), (20462, 22940)]