39144420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{661}}^1$

素因数の和:730

約数の個数: 144

約数和(自身を含む): 138797568

約数和(自身を除く): 99653148

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 564, 630, 658, 661, 705, 846, 940, 987, 1260, 1316, 1322, 1410, 1645, 1692, 1974, 1983, 2115, 2644, 2820, 2961, 3290, 3305, 3948, 3966, 4230, 4627, 4935, 5922, 5949, 6580, 6610, 7932, 8460, 9254, 9870, 9915, 11844, 11898, 13220, 13881, 14805, 18508, 19740, 19830, 23135, 23796, 27762, 29610, 29745, 31067, 39660, 41643, 46270, 55524, 59220, 59490, 62134, 69405, 83286, 92540, 93201, 118980, 124268, 138810, 155335, 166572, 186402, 208215, 217469, 277620, 279603, 310670, 372804, 416430, 434938, 466005, 559206, 621340, 652407, 832860, 869876, 932010, 1087345, 1118412, 1304814, 1398015, 1864020, 1957221, 2174690, 2609628, 2796030, 3262035, 3914442, 4349380, 5592060, 6524070, 7828884, 9786105, 13048140, 19572210, 39144420]

約数ペア:

[(1, 39144420), (2, 19572210), (3, 13048140), (4, 9786105), (5, 7828884), (6, 6524070), (7, 5592060), (9, 4349380), (10, 3914442), (12, 3262035), (14, 2796030), (15, 2609628), (18, 2174690), (20, 1957221), (21, 1864020), (28, 1398015), (30, 1304814), (35, 1118412), (36, 1087345), (42, 932010), (45, 869876), (47, 832860), (60, 652407), (63, 621340), (70, 559206), (84, 466005), (90, 434938), (94, 416430), (105, 372804), (126, 310670), (140, 279603), (141, 277620), (180, 217469), (188, 208215), (210, 186402), (235, 166572), (252, 155335), (282, 138810), (315, 124268), (329, 118980), (420, 93201), (423, 92540), (470, 83286), (564, 69405), (630, 62134), (658, 59490), (661, 59220), (705, 55524), (846, 46270), (940, 41643), (987, 39660), (1260, 31067), (1316, 29745), (1322, 29610), (1410, 27762), (1645, 23796), (1692, 23135), (1974, 19830), (1983, 19740), (2115, 18508), (2644, 14805), (2820, 13881), (2961, 13220), (3290, 11898), (3305, 11844), (3948, 9915), (3966, 9870), (4230, 9254), (4627, 8460), (4935, 7932), (5922, 6610), (5949, 6580)]