146669740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{7877}}^1$

素因数の和:7919

約数の個数: 72

約数和(自身を含む): 377198640

約数和(自身を除く): 230528900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1862, 2660, 3724, 4655, 7877, 9310, 15754, 18620, 31508, 39385, 55139, 78770, 110278, 149663, 157540, 220556, 275695, 299326, 385973, 551390, 598652, 748315, 771946, 1047641, 1102780, 1496630, 1543892, 1929865, 2095282, 2993260, 3859730, 4190564, 5238205, 7333487, 7719460, 10476410, 14666974, 20952820, 29333948, 36667435, 73334870, 146669740]

約数ペア:

[(1, 146669740), (2, 73334870), (4, 36667435), (5, 29333948), (7, 20952820), (10, 14666974), (14, 10476410), (19, 7719460), (20, 7333487), (28, 5238205), (35, 4190564), (38, 3859730), (49, 2993260), (70, 2095282), (76, 1929865), (95, 1543892), (98, 1496630), (133, 1102780), (140, 1047641), (190, 771946), (196, 748315), (245, 598652), (266, 551390), (380, 385973), (490, 299326), (532, 275695), (665, 220556), (931, 157540), (980, 149663), (1330, 110278), (1862, 78770), (2660, 55139), (3724, 39385), (4655, 31508), (7877, 18620), (9310, 15754)]