407490660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{709}}^1$

素因数の和:858

約数の個数: 144

約数和(自身を含む): 1290132480

約数和(自身を除く): 882641820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 103, 124, 155, 180, 186, 206, 279, 309, 310, 372, 412, 465, 515, 558, 618, 620, 709, 927, 930, 1030, 1116, 1236, 1395, 1418, 1545, 1854, 1860, 2060, 2127, 2790, 2836, 3090, 3193, 3545, 3708, 4254, 4635, 5580, 6180, 6381, 6386, 7090, 8508, 9270, 9579, 10635, 12762, 12772, 14180, 15965, 18540, 19158, 21270, 21979, 25524, 28737, 31905, 31930, 38316, 42540, 43958, 47895, 57474, 63810, 63860, 65937, 73027, 87916, 95790, 109895, 114948, 127620, 131874, 143685, 146054, 191580, 197811, 219081, 219790, 263748, 287370, 292108, 329685, 365135, 395622, 438162, 439580, 574740, 657243, 659370, 730270, 791244, 876324, 989055, 1095405, 1314486, 1318740, 1460540, 1978110, 2190810, 2263837, 2628972, 3286215, 3956220, 4381620, 4527674, 6572430, 6791511, 9055348, 11319185, 13144860, 13583022, 20374533, 22638370, 27166044, 33957555, 40749066, 45276740, 67915110, 81498132, 101872665, 135830220, 203745330, 407490660]

約数ペア:

[(1, 407490660), (2, 203745330), (3, 135830220), (4, 101872665), (5, 81498132), (6, 67915110), (9, 45276740), (10, 40749066), (12, 33957555), (15, 27166044), (18, 22638370), (20, 20374533), (30, 13583022), (31, 13144860), (36, 11319185), (45, 9055348), (60, 6791511), (62, 6572430), (90, 4527674), (93, 4381620), (103, 3956220), (124, 3286215), (155, 2628972), (180, 2263837), (186, 2190810), (206, 1978110), (279, 1460540), (309, 1318740), (310, 1314486), (372, 1095405), (412, 989055), (465, 876324), (515, 791244), (558, 730270), (618, 659370), (620, 657243), (709, 574740), (927, 439580), (930, 438162), (1030, 395622), (1116, 365135), (1236, 329685), (1395, 292108), (1418, 287370), (1545, 263748), (1854, 219790), (1860, 219081), (2060, 197811), (2127, 191580), (2790, 146054), (2836, 143685), (3090, 131874), (3193, 127620), (3545, 114948), (3708, 109895), (4254, 95790), (4635, 87916), (5580, 73027), (6180, 65937), (6381, 63860), (6386, 63810), (7090, 57474), (8508, 47895), (9270, 43958), (9579, 42540), (10635, 38316), (12762, 31930), (12772, 31905), (14180, 28737), (15965, 25524), (18540, 21979), (19158, 21270)]