2977740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 9199008

約数和(自身を除く): 6221268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 233, 284, 355, 426, 466, 639, 699, 710, 852, 932, 1065, 1165, 1278, 1398, 1420, 2097, 2130, 2330, 2556, 2796, 3195, 3495, 4194, 4260, 4660, 6390, 6990, 8388, 10485, 12780, 13980, 16543, 20970, 33086, 41940, 49629, 66172, 82715, 99258, 148887, 165430, 198516, 248145, 297774, 330860, 496290, 595548, 744435, 992580, 1488870, 2977740]

約数ペア:

[(1, 2977740), (2, 1488870), (3, 992580), (4, 744435), (5, 595548), (6, 496290), (9, 330860), (10, 297774), (12, 248145), (15, 198516), (18, 165430), (20, 148887), (30, 99258), (36, 82715), (45, 66172), (60, 49629), (71, 41940), (90, 33086), (142, 20970), (180, 16543), (213, 13980), (233, 12780), (284, 10485), (355, 8388), (426, 6990), (466, 6390), (639, 4660), (699, 4260), (710, 4194), (852, 3495), (932, 3195), (1065, 2796), (1165, 2556), (1278, 2330), (1398, 2130), (1420, 2097)]