1555359240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{1811}}^1$

素因数の和:2263

約数の個数: 128

約数和(自身を含む): 4955022720

約数和(自身を除く): 3399663480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 421, 510, 680, 842, 1020, 1263, 1684, 1811, 2040, 2105, 2526, 3368, 3622, 4210, 5052, 5433, 6315, 7157, 7244, 8420, 9055, 10104, 10866, 12630, 14314, 14488, 16840, 18110, 21471, 21732, 25260, 27165, 28628, 30787, 35785, 36220, 42942, 43464, 50520, 54330, 57256, 61574, 71570, 72440, 85884, 92361, 107355, 108660, 123148, 143140, 153935, 171768, 184722, 214710, 217320, 246296, 286280, 307870, 369444, 429420, 461805, 615740, 738888, 762431, 858840, 923610, 1231480, 1524862, 1847220, 2287293, 3049724, 3694440, 3812155, 4574586, 6099448, 7624310, 9149172, 11436465, 12961327, 15248620, 18298344, 22872930, 25922654, 30497240, 38883981, 45745860, 51845308, 64806635, 77767962, 91491720, 103690616, 129613270, 155535924, 194419905, 259226540, 311071848, 388839810, 518453080, 777679620, 1555359240]

約数ペア:

[(1, 1555359240), (2, 777679620), (3, 518453080), (4, 388839810), (5, 311071848), (6, 259226540), (8, 194419905), (10, 155535924), (12, 129613270), (15, 103690616), (17, 91491720), (20, 77767962), (24, 64806635), (30, 51845308), (34, 45745860), (40, 38883981), (51, 30497240), (60, 25922654), (68, 22872930), (85, 18298344), (102, 15248620), (120, 12961327), (136, 11436465), (170, 9149172), (204, 7624310), (255, 6099448), (340, 4574586), (408, 3812155), (421, 3694440), (510, 3049724), (680, 2287293), (842, 1847220), (1020, 1524862), (1263, 1231480), (1684, 923610), (1811, 858840), (2040, 762431), (2105, 738888), (2526, 615740), (3368, 461805), (3622, 429420), (4210, 369444), (5052, 307870), (5433, 286280), (6315, 246296), (7157, 217320), (7244, 214710), (8420, 184722), (9055, 171768), (10104, 153935), (10866, 143140), (12630, 123148), (14314, 108660), (14488, 107355), (16840, 92361), (18110, 85884), (21471, 72440), (21732, 71570), (25260, 61574), (27165, 57256), (28628, 54330), (30787, 50520), (35785, 43464), (36220, 42942)]