201427920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{279761}}^1$

素因数の和:279780

約数の個数: 60

約数和(自身を含む): 676464516

約数和(自身を除く): 475036596

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 279761, 559522, 839283, 1119044, 1398805, 1678566, 2238088, 2517849, 2797610, 3357132, 4196415, 4476176, 5035698, 5595220, 6714264, 8392830, 10071396, 11190440, 12589245, 13428528, 16785660, 20142792, 22380880, 25178490, 33571320, 40285584, 50356980, 67142640, 100713960, 201427920]

約数ペア:

[(1, 201427920), (2, 100713960), (3, 67142640), (4, 50356980), (5, 40285584), (6, 33571320), (8, 25178490), (9, 22380880), (10, 20142792), (12, 16785660), (15, 13428528), (16, 12589245), (18, 11190440), (20, 10071396), (24, 8392830), (30, 6714264), (36, 5595220), (40, 5035698), (45, 4476176), (48, 4196415), (60, 3357132), (72, 2797610), (80, 2517849), (90, 2238088), (120, 1678566), (144, 1398805), (180, 1119044), (240, 839283), (360, 559522), (720, 279761)]