189441540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61909}}^1$

素因数の和:61941

約数の個数: 72

約数和(自身を含む): 608451480

約数和(自身を除く): 419009940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 61909, 123818, 185727, 247636, 309545, 371454, 557181, 619090, 742908, 928635, 1052453, 1114362, 1238180, 1857270, 2104906, 2228724, 2785905, 3157359, 3714540, 4209812, 5262265, 5571810, 6314718, 9472077, 10524530, 11143620, 12629436, 15786795, 18944154, 21049060, 31573590, 37888308, 47360385, 63147180, 94720770, 189441540]

約数ペア:

[(1, 189441540), (2, 94720770), (3, 63147180), (4, 47360385), (5, 37888308), (6, 31573590), (9, 21049060), (10, 18944154), (12, 15786795), (15, 12629436), (17, 11143620), (18, 10524530), (20, 9472077), (30, 6314718), (34, 5571810), (36, 5262265), (45, 4209812), (51, 3714540), (60, 3157359), (68, 2785905), (85, 2228724), (90, 2104906), (102, 1857270), (153, 1238180), (170, 1114362), (180, 1052453), (204, 928635), (255, 742908), (306, 619090), (340, 557181), (510, 371454), (612, 309545), (765, 247636), (1020, 185727), (1530, 123818), (3060, 61909)]