251943480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{887}}^1$

素因数の和:1170

約数の個数: 128

約数和(自身を含む): 843955200

約数和(自身を除く): 592011720

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, 263, 270, 360, 526, 540, 789, 887, 1052, 1080, 1315, 1578, 1774, 2104, 2367, 2630, 2661, 3156, 3548, 3945, 4435, 4734, 5260, 5322, 6312, 7096, 7101, 7890, 7983, 8870, 9468, 10520, 10644, 11835, 13305, 14202, 15780, 15966, 17740, 18936, 21288, 23670, 23949, 26610, 28404, 31560, 31932, 35480, 35505, 39915, 47340, 47898, 53220, 56808, 63864, 71010, 79830, 94680, 95796, 106440, 119745, 142020, 159660, 191592, 233281, 239490, 284040, 319320, 466562, 478980, 699843, 933124, 957960, 1166405, 1399686, 1866248, 2099529, 2332810, 2799372, 3499215, 4199058, 4665620, 5598744, 6298587, 6998430, 8398116, 9331240, 10497645, 12597174, 13996860, 16796232, 20995290, 25194348, 27993720, 31492935, 41990580, 50388696, 62985870, 83981160, 125971740, 251943480]

約数ペア:

[(1, 251943480), (2, 125971740), (3, 83981160), (4, 62985870), (5, 50388696), (6, 41990580), (8, 31492935), (9, 27993720), (10, 25194348), (12, 20995290), (15, 16796232), (18, 13996860), (20, 12597174), (24, 10497645), (27, 9331240), (30, 8398116), (36, 6998430), (40, 6298587), (45, 5598744), (54, 4665620), (60, 4199058), (72, 3499215), (90, 2799372), (108, 2332810), (120, 2099529), (135, 1866248), (180, 1399686), (216, 1166405), (263, 957960), (270, 933124), (360, 699843), (526, 478980), (540, 466562), (789, 319320), (887, 284040), (1052, 239490), (1080, 233281), (1315, 191592), (1578, 159660), (1774, 142020), (2104, 119745), (2367, 106440), (2630, 95796), (2661, 94680), (3156, 79830), (3548, 71010), (3945, 63864), (4435, 56808), (4734, 53220), (5260, 47898), (5322, 47340), (6312, 39915), (7096, 35505), (7101, 35480), (7890, 31932), (7983, 31560), (8870, 28404), (9468, 26610), (10520, 23949), (10644, 23670), (11835, 21288), (13305, 18936), (14202, 17740), (15780, 15966)]