312172920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{289049}}^1$

素因数の和:289069

約数の個数: 64

約数和(自身を含む): 1040580000

約数和(自身を除く): 728407080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 289049, 578098, 867147, 1156196, 1445245, 1734294, 2312392, 2601441, 2890490, 3468588, 4335735, 5202882, 5780980, 6937176, 7804323, 8671470, 10405764, 11561960, 13007205, 15608646, 17342940, 20811528, 26014410, 31217292, 34685880, 39021615, 52028820, 62434584, 78043230, 104057640, 156086460, 312172920]

約数ペア:

[(1, 312172920), (2, 156086460), (3, 104057640), (4, 78043230), (5, 62434584), (6, 52028820), (8, 39021615), (9, 34685880), (10, 31217292), (12, 26014410), (15, 20811528), (18, 17342940), (20, 15608646), (24, 13007205), (27, 11561960), (30, 10405764), (36, 8671470), (40, 7804323), (45, 6937176), (54, 5780980), (60, 5202882), (72, 4335735), (90, 3468588), (108, 2890490), (120, 2601441), (135, 2312392), (180, 1734294), (216, 1445245), (270, 1156196), (360, 867147), (540, 578098), (1080, 289049)]