78469740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{1871}}^1$

素因数の和:2119

約数の個数: 72

約数和(自身を含む): 239174208

約数和(自身を除く): 160704468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 233, 466, 699, 932, 1165, 1398, 1871, 2097, 2330, 2796, 3495, 3742, 4194, 4660, 5613, 6990, 7484, 8388, 9355, 10485, 11226, 13980, 16839, 18710, 20970, 22452, 28065, 33678, 37420, 41940, 56130, 67356, 84195, 112260, 168390, 336780, 435943, 871886, 1307829, 1743772, 2179715, 2615658, 3923487, 4359430, 5231316, 6539145, 7846974, 8718860, 13078290, 15693948, 19617435, 26156580, 39234870, 78469740]

約数ペア:

[(1, 78469740), (2, 39234870), (3, 26156580), (4, 19617435), (5, 15693948), (6, 13078290), (9, 8718860), (10, 7846974), (12, 6539145), (15, 5231316), (18, 4359430), (20, 3923487), (30, 2615658), (36, 2179715), (45, 1743772), (60, 1307829), (90, 871886), (180, 435943), (233, 336780), (466, 168390), (699, 112260), (932, 84195), (1165, 67356), (1398, 56130), (1871, 41940), (2097, 37420), (2330, 33678), (2796, 28065), (3495, 22452), (3742, 20970), (4194, 18710), (4660, 16839), (5613, 13980), (6990, 11226), (7484, 10485), (8388, 9355)]