161196840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1361}}^1$

素因数の和:1432

約数の個数: 192

約数和(自身を含む): 611919360

約数和(自身を除く): 450722520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 47, 56, 60, 63, 70, 72, 84, 90, 94, 105, 120, 126, 140, 141, 168, 180, 188, 210, 235, 252, 280, 282, 315, 329, 360, 376, 420, 423, 470, 504, 564, 630, 658, 705, 840, 846, 940, 987, 1128, 1260, 1316, 1361, 1410, 1645, 1692, 1880, 1974, 2115, 2520, 2632, 2722, 2820, 2961, 3290, 3384, 3948, 4083, 4230, 4935, 5444, 5640, 5922, 6580, 6805, 7896, 8166, 8460, 9527, 9870, 10888, 11844, 12249, 13160, 13610, 14805, 16332, 16920, 19054, 19740, 20415, 23688, 24498, 27220, 28581, 29610, 32664, 38108, 39480, 40830, 47635, 48996, 54440, 57162, 59220, 61245, 63967, 76216, 81660, 85743, 95270, 97992, 114324, 118440, 122490, 127934, 142905, 163320, 171486, 190540, 191901, 228648, 244980, 255868, 285810, 319835, 342972, 381080, 383802, 428715, 447769, 489960, 511736, 571620, 575703, 639670, 685944, 767604, 857430, 895538, 959505, 1143240, 1151406, 1279340, 1343307, 1535208, 1714860, 1791076, 1919010, 2238845, 2302812, 2558680, 2686614, 2878515, 3429720, 3582152, 3838020, 4029921, 4477690, 4605624, 5373228, 5757030, 6716535, 7676040, 8059842, 8955380, 10746456, 11514060, 13433070, 16119684, 17910760, 20149605, 23028120, 26866140, 32239368, 40299210, 53732280, 80598420, 161196840]

約数ペア:

[(1, 161196840), (2, 80598420), (3, 53732280), (4, 40299210), (5, 32239368), (6, 26866140), (7, 23028120), (8, 20149605), (9, 17910760), (10, 16119684), (12, 13433070), (14, 11514060), (15, 10746456), (18, 8955380), (20, 8059842), (21, 7676040), (24, 6716535), (28, 5757030), (30, 5373228), (35, 4605624), (36, 4477690), (40, 4029921), (42, 3838020), (45, 3582152), (47, 3429720), (56, 2878515), (60, 2686614), (63, 2558680), (70, 2302812), (72, 2238845), (84, 1919010), (90, 1791076), (94, 1714860), (105, 1535208), (120, 1343307), (126, 1279340), (140, 1151406), (141, 1143240), (168, 959505), (180, 895538), (188, 857430), (210, 767604), (235, 685944), (252, 639670), (280, 575703), (282, 571620), (315, 511736), (329, 489960), (360, 447769), (376, 428715), (420, 383802), (423, 381080), (470, 342972), (504, 319835), (564, 285810), (630, 255868), (658, 244980), (705, 228648), (840, 191901), (846, 190540), (940, 171486), (987, 163320), (1128, 142905), (1260, 127934), (1316, 122490), (1361, 118440), (1410, 114324), (1645, 97992), (1692, 95270), (1880, 85743), (1974, 81660), (2115, 76216), (2520, 63967), (2632, 61245), (2722, 59220), (2820, 57162), (2961, 54440), (3290, 48996), (3384, 47635), (3948, 40830), (4083, 39480), (4230, 38108), (4935, 32664), (5444, 29610), (5640, 28581), (5922, 27220), (6580, 24498), (6805, 23688), (7896, 20415), (8166, 19740), (8460, 19054), (9527, 16920), (9870, 16332), (10888, 14805), (11844, 13610), (12249, 13160)]