215442900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:375

約数の個数: 216

約数和(自身を含む): 729849120

約数和(自身を除く): 514406220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 43, 45, 50, 57, 60, 75, 76, 86, 90, 95, 100, 114, 129, 150, 171, 172, 180, 190, 215, 225, 228, 258, 285, 293, 300, 342, 380, 387, 430, 450, 475, 516, 570, 586, 645, 684, 774, 817, 855, 860, 879, 900, 950, 1075, 1140, 1172, 1290, 1425, 1465, 1548, 1634, 1710, 1758, 1900, 1935, 2150, 2451, 2580, 2637, 2850, 2930, 3225, 3268, 3420, 3516, 3870, 4085, 4275, 4300, 4395, 4902, 5274, 5567, 5700, 5860, 6450, 7325, 7353, 7740, 8170, 8550, 8790, 9675, 9804, 10548, 11134, 12255, 12599, 12900, 13185, 14650, 14706, 16340, 16701, 17100, 17580, 19350, 20425, 21975, 22268, 24510, 25198, 26370, 27835, 29300, 29412, 33402, 36765, 37797, 38700, 40850, 43950, 49020, 50103, 50396, 52740, 55670, 61275, 62995, 65925, 66804, 73530, 75594, 81700, 83505, 87900, 100206, 111340, 113391, 122550, 125990, 131850, 139175, 147060, 151188, 167010, 183825, 188985, 200412, 226782, 239381, 245100, 250515, 251980, 263700, 278350, 314975, 334020, 367650, 377970, 417525, 453564, 478762, 501030, 556700, 566955, 629950, 718143, 735300, 755940, 835050, 944925, 957524, 1002060, 1133910, 1196905, 1252575, 1259900, 1436286, 1670100, 1889850, 2154429, 2267820, 2393810, 2505150, 2834775, 2872572, 3590715, 3779700, 4308858, 4787620, 5010300, 5669550, 5984525, 7181430, 8617716, 10772145, 11339100, 11969050, 14362860, 17953575, 21544290, 23938100, 35907150, 43088580, 53860725, 71814300, 107721450, 215442900]

約数ペア:

[(1, 215442900), (2, 107721450), (3, 71814300), (4, 53860725), (5, 43088580), (6, 35907150), (9, 23938100), (10, 21544290), (12, 17953575), (15, 14362860), (18, 11969050), (19, 11339100), (20, 10772145), (25, 8617716), (30, 7181430), (36, 5984525), (38, 5669550), (43, 5010300), (45, 4787620), (50, 4308858), (57, 3779700), (60, 3590715), (75, 2872572), (76, 2834775), (86, 2505150), (90, 2393810), (95, 2267820), (100, 2154429), (114, 1889850), (129, 1670100), (150, 1436286), (171, 1259900), (172, 1252575), (180, 1196905), (190, 1133910), (215, 1002060), (225, 957524), (228, 944925), (258, 835050), (285, 755940), (293, 735300), (300, 718143), (342, 629950), (380, 566955), (387, 556700), (430, 501030), (450, 478762), (475, 453564), (516, 417525), (570, 377970), (586, 367650), (645, 334020), (684, 314975), (774, 278350), (817, 263700), (855, 251980), (860, 250515), (879, 245100), (900, 239381), (950, 226782), (1075, 200412), (1140, 188985), (1172, 183825), (1290, 167010), (1425, 151188), (1465, 147060), (1548, 139175), (1634, 131850), (1710, 125990), (1758, 122550), (1900, 113391), (1935, 111340), (2150, 100206), (2451, 87900), (2580, 83505), (2637, 81700), (2850, 75594), (2930, 73530), (3225, 66804), (3268, 65925), (3420, 62995), (3516, 61275), (3870, 55670), (4085, 52740), (4275, 50396), (4300, 50103), (4395, 49020), (4902, 43950), (5274, 40850), (5567, 38700), (5700, 37797), (5860, 36765), (6450, 33402), (7325, 29412), (7353, 29300), (7740, 27835), (8170, 26370), (8550, 25198), (8790, 24510), (9675, 22268), (9804, 21975), (10548, 20425), (11134, 19350), (12255, 17580), (12599, 17100), (12900, 16701), (13185, 16340), (14650, 14706)]