201231990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{42187}}^1$

素因数の和:42253

約数の個数: 48

約数和(自身を含む): 533087568

約数和(自身を除く): 331855578

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 53, 90, 106, 159, 265, 318, 477, 530, 795, 954, 1590, 2385, 4770, 42187, 84374, 126561, 210935, 253122, 379683, 421870, 632805, 759366, 1265610, 1898415, 2235911, 3796830, 4471822, 6707733, 11179555, 13415466, 20123199, 22359110, 33538665, 40246398, 67077330, 100615995, 201231990]

約数ペア:

[(1, 201231990), (2, 100615995), (3, 67077330), (5, 40246398), (6, 33538665), (9, 22359110), (10, 20123199), (15, 13415466), (18, 11179555), (30, 6707733), (45, 4471822), (53, 3796830), (90, 2235911), (106, 1898415), (159, 1265610), (265, 759366), (318, 632805), (477, 421870), (530, 379683), (795, 253122), (954, 210935), (1590, 126561), (2385, 84374), (4770, 42187)]