218417940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3011}}^1$

素因数の和:3070

約数の個数: 144

約数和(自身を含む): 736759296

約数和(自身を除く): 518341356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3011, 3627, 4030, 4836, 5580, 6022, 6045, 7254, 8060, 9033, 12044, 12090, 14508, 15055, 18066, 18135, 24180, 27099, 30110, 36132, 36270, 39143, 45165, 54198, 60220, 72540, 78286, 90330, 93341, 108396, 117429, 135495, 156572, 180660, 186682, 195715, 234858, 270990, 280023, 352287, 373364, 391430, 466705, 469716, 541980, 560046, 587145, 704574, 782860, 840069, 933410, 1120092, 1174290, 1213433, 1400115, 1409148, 1680138, 1761435, 1866820, 2348580, 2426866, 2800230, 3360276, 3522870, 3640299, 4200345, 4853732, 5600460, 6067165, 7045740, 7280598, 8400690, 10920897, 12134330, 14561196, 16801380, 18201495, 21841794, 24268660, 36402990, 43683588, 54604485, 72805980, 109208970, 218417940]

約数ペア:

[(1, 218417940), (2, 109208970), (3, 72805980), (4, 54604485), (5, 43683588), (6, 36402990), (9, 24268660), (10, 21841794), (12, 18201495), (13, 16801380), (15, 14561196), (18, 12134330), (20, 10920897), (26, 8400690), (30, 7280598), (31, 7045740), (36, 6067165), (39, 5600460), (45, 4853732), (52, 4200345), (60, 3640299), (62, 3522870), (65, 3360276), (78, 2800230), (90, 2426866), (93, 2348580), (117, 1866820), (124, 1761435), (130, 1680138), (155, 1409148), (156, 1400115), (180, 1213433), (186, 1174290), (195, 1120092), (234, 933410), (260, 840069), (279, 782860), (310, 704574), (372, 587145), (390, 560046), (403, 541980), (465, 469716), (468, 466705), (558, 391430), (585, 373364), (620, 352287), (780, 280023), (806, 270990), (930, 234858), (1116, 195715), (1170, 186682), (1209, 180660), (1395, 156572), (1612, 135495), (1860, 117429), (2015, 108396), (2340, 93341), (2418, 90330), (2790, 78286), (3011, 72540), (3627, 60220), (4030, 54198), (4836, 45165), (5580, 39143), (6022, 36270), (6045, 36132), (7254, 30110), (8060, 27099), (9033, 24180), (12044, 18135), (12090, 18066), (14508, 15055)]