247975020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{153071}}^1$

素因数の和:153092

約数の個数: 60

約数和(自身を含む): 777911904

約数和(自身を除く): 529936884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 153071, 306142, 459213, 612284, 765355, 918426, 1377639, 1530710, 1836852, 2296065, 2755278, 3061420, 4132917, 4592130, 5510556, 6888195, 8265834, 9184260, 12398751, 13776390, 16531668, 20664585, 24797502, 27552780, 41329170, 49595004, 61993755, 82658340, 123987510, 247975020]

約数ペア:

[(1, 247975020), (2, 123987510), (3, 82658340), (4, 61993755), (5, 49595004), (6, 41329170), (9, 27552780), (10, 24797502), (12, 20664585), (15, 16531668), (18, 13776390), (20, 12398751), (27, 9184260), (30, 8265834), (36, 6888195), (45, 5510556), (54, 4592130), (60, 4132917), (81, 3061420), (90, 2755278), (108, 2296065), (135, 1836852), (162, 1530710), (180, 1377639), (270, 918426), (324, 765355), (405, 612284), (540, 459213), (810, 306142), (1620, 153071)]