321140878020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61521241}}^1$

素因数の和:61521285

約数の個数: 72

約数和(自身を含む): 1007717943960

約数和(自身を除く): 686577065940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 61521241, 123042482, 184563723, 246084964, 307606205, 369127446, 553691169, 615212410, 738254892, 922818615, 1107382338, 1230424820, 1784115989, 1845637230, 2214764676, 2768455845, 3568231978, 3691274460, 5352347967, 5536911690, 7136463956, 8920579945, 10704695934, 11073823380, 16057043901, 17841159890, 21409391868, 26761739835, 32114087802, 35682319780, 53523479670, 64228175604, 80285219505, 107046959340, 160570439010, 321140878020]

約数ペア:

[(1, 321140878020), (2, 160570439010), (3, 107046959340), (4, 80285219505), (5, 64228175604), (6, 53523479670), (9, 35682319780), (10, 32114087802), (12, 26761739835), (15, 21409391868), (18, 17841159890), (20, 16057043901), (29, 11073823380), (30, 10704695934), (36, 8920579945), (45, 7136463956), (58, 5536911690), (60, 5352347967), (87, 3691274460), (90, 3568231978), (116, 2768455845), (145, 2214764676), (174, 1845637230), (180, 1784115989), (261, 1230424820), (290, 1107382338), (348, 922818615), (435, 738254892), (522, 615212410), (580, 553691169), (870, 369127446), (1044, 307606205), (1305, 246084964), (1740, 184563723), (2610, 123042482), (5220, 61521241)]