68442780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1831}}^1$

素因数の和:1939

約数の個数: 96

約数和(自身を含む): 221598720

約数和(自身を除く): 153155940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 89, 105, 140, 178, 210, 267, 356, 420, 445, 534, 623, 890, 1068, 1246, 1335, 1780, 1831, 1869, 2492, 2670, 3115, 3662, 3738, 5340, 5493, 6230, 7324, 7476, 9155, 9345, 10986, 12460, 12817, 18310, 18690, 21972, 25634, 27465, 36620, 37380, 38451, 51268, 54930, 64085, 76902, 109860, 128170, 153804, 162959, 192255, 256340, 325918, 384510, 488877, 651836, 769020, 814795, 977754, 1140713, 1629590, 1955508, 2281426, 2444385, 3259180, 3422139, 4562852, 4888770, 5703565, 6844278, 9777540, 11407130, 13688556, 17110695, 22814260, 34221390, 68442780]

約数ペア:

[(1, 68442780), (2, 34221390), (3, 22814260), (4, 17110695), (5, 13688556), (6, 11407130), (7, 9777540), (10, 6844278), (12, 5703565), (14, 4888770), (15, 4562852), (20, 3422139), (21, 3259180), (28, 2444385), (30, 2281426), (35, 1955508), (42, 1629590), (60, 1140713), (70, 977754), (84, 814795), (89, 769020), (105, 651836), (140, 488877), (178, 384510), (210, 325918), (267, 256340), (356, 192255), (420, 162959), (445, 153804), (534, 128170), (623, 109860), (890, 76902), (1068, 64085), (1246, 54930), (1335, 51268), (1780, 38451), (1831, 37380), (1869, 36620), (2492, 27465), (2670, 25634), (3115, 21972), (3662, 18690), (3738, 18310), (5340, 12817), (5493, 12460), (6230, 10986), (7324, 9345), (7476, 9155)]