128719080

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{7297}}^1$

素因数の和:7328

約数の個数: 144

約数和(自身を含む): 486703620

約数和(自身を除く): 357984540

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 7297, 8820, 14594, 17640, 21891, 29188, 36485, 43782, 51079, 58376, 65673, 72970, 87564, 102158, 109455, 131346, 145940, 153237, 175128, 204316, 218910, 255395, 262692, 291880, 306474, 328365, 357553, 408632, 437820, 459711, 510790, 525384, 612948, 656730, 715106, 766185, 875640, 919422, 1021580, 1072659, 1225896, 1313460, 1430212, 1532370, 1787765, 1838844, 2043160, 2145318, 2298555, 2626920, 2860424, 3064740, 3217977, 3575530, 3677688, 4290636, 4597110, 5363295, 6129480, 6435954, 7151060, 8581272, 9194220, 10726590, 12871908, 14302120, 16089885, 18388440, 21453180, 25743816, 32179770, 42906360, 64359540, 128719080]

約数ペア:

[(1, 128719080), (2, 64359540), (3, 42906360), (4, 32179770), (5, 25743816), (6, 21453180), (7, 18388440), (8, 16089885), (9, 14302120), (10, 12871908), (12, 10726590), (14, 9194220), (15, 8581272), (18, 7151060), (20, 6435954), (21, 6129480), (24, 5363295), (28, 4597110), (30, 4290636), (35, 3677688), (36, 3575530), (40, 3217977), (42, 3064740), (45, 2860424), (49, 2626920), (56, 2298555), (60, 2145318), (63, 2043160), (70, 1838844), (72, 1787765), (84, 1532370), (90, 1430212), (98, 1313460), (105, 1225896), (120, 1072659), (126, 1021580), (140, 919422), (147, 875640), (168, 766185), (180, 715106), (196, 656730), (210, 612948), (245, 525384), (252, 510790), (280, 459711), (294, 437820), (315, 408632), (360, 357553), (392, 328365), (420, 306474), (441, 291880), (490, 262692), (504, 255395), (588, 218910), (630, 204316), (735, 175128), (840, 153237), (882, 145940), (980, 131346), (1176, 109455), (1260, 102158), (1470, 87564), (1764, 72970), (1960, 65673), (2205, 58376), (2520, 51079), (2940, 43782), (3528, 36485), (4410, 29188), (5880, 21891), (7297, 17640), (8820, 14594)]