16340220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6983}}^1$

素因数の和:7011

約数の個数: 72

約数和(自身を含む): 53385696

約数和(自身を除く): 37045476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 6983, 13966, 20949, 27932, 34915, 41898, 62847, 69830, 83796, 90779, 104745, 125694, 139660, 181558, 209490, 251388, 272337, 314235, 363116, 418980, 453895, 544674, 628470, 817011, 907790, 1089348, 1256940, 1361685, 1634022, 1815580, 2723370, 3268044, 4085055, 5446740, 8170110, 16340220]

約数ペア:

[(1, 16340220), (2, 8170110), (3, 5446740), (4, 4085055), (5, 3268044), (6, 2723370), (9, 1815580), (10, 1634022), (12, 1361685), (13, 1256940), (15, 1089348), (18, 907790), (20, 817011), (26, 628470), (30, 544674), (36, 453895), (39, 418980), (45, 363116), (52, 314235), (60, 272337), (65, 251388), (78, 209490), (90, 181558), (117, 139660), (130, 125694), (156, 104745), (180, 90779), (195, 83796), (234, 69830), (260, 62847), (390, 41898), (468, 34915), (585, 27932), (780, 20949), (1170, 13966), (2340, 6983)]