280178280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1$

素因数の和:664

約数の個数: 192

約数和(自身を含む): 963705600

約数和(自身を除く): 683527320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 47, 58, 60, 72, 87, 90, 94, 116, 120, 141, 145, 174, 180, 188, 232, 235, 261, 282, 290, 348, 360, 376, 423, 435, 470, 522, 564, 571, 580, 696, 705, 846, 870, 940, 1044, 1128, 1142, 1160, 1305, 1363, 1410, 1692, 1713, 1740, 1880, 2088, 2115, 2284, 2610, 2726, 2820, 2855, 3384, 3426, 3480, 4089, 4230, 4568, 5139, 5220, 5452, 5640, 5710, 6815, 6852, 8178, 8460, 8565, 10278, 10440, 10904, 11420, 12267, 13630, 13704, 16356, 16559, 16920, 17130, 20445, 20556, 22840, 24534, 25695, 26837, 27260, 32712, 33118, 34260, 40890, 41112, 49068, 49677, 51390, 53674, 54520, 61335, 66236, 68520, 80511, 81780, 82795, 98136, 99354, 102780, 107348, 122670, 132472, 134185, 149031, 161022, 163560, 165590, 198708, 205560, 214696, 241533, 245340, 248385, 268370, 298062, 322044, 331180, 397416, 402555, 483066, 490680, 496770, 536740, 596124, 644088, 662360, 745155, 778273, 805110, 966132, 993540, 1073480, 1192248, 1207665, 1490310, 1556546, 1610220, 1932264, 1987080, 2334819, 2415330, 2980620, 3113092, 3220440, 3891365, 4669638, 4830660, 5961240, 6226184, 7004457, 7782730, 9339276, 9661320, 11674095, 14008914, 15565460, 18678552, 23348190, 28017828, 31130920, 35022285, 46696380, 56035656, 70044570, 93392760, 140089140, 280178280]

約数ペア:

[(1, 280178280), (2, 140089140), (3, 93392760), (4, 70044570), (5, 56035656), (6, 46696380), (8, 35022285), (9, 31130920), (10, 28017828), (12, 23348190), (15, 18678552), (18, 15565460), (20, 14008914), (24, 11674095), (29, 9661320), (30, 9339276), (36, 7782730), (40, 7004457), (45, 6226184), (47, 5961240), (58, 4830660), (60, 4669638), (72, 3891365), (87, 3220440), (90, 3113092), (94, 2980620), (116, 2415330), (120, 2334819), (141, 1987080), (145, 1932264), (174, 1610220), (180, 1556546), (188, 1490310), (232, 1207665), (235, 1192248), (261, 1073480), (282, 993540), (290, 966132), (348, 805110), (360, 778273), (376, 745155), (423, 662360), (435, 644088), (470, 596124), (522, 536740), (564, 496770), (571, 490680), (580, 483066), (696, 402555), (705, 397416), (846, 331180), (870, 322044), (940, 298062), (1044, 268370), (1128, 248385), (1142, 245340), (1160, 241533), (1305, 214696), (1363, 205560), (1410, 198708), (1692, 165590), (1713, 163560), (1740, 161022), (1880, 149031), (2088, 134185), (2115, 132472), (2284, 122670), (2610, 107348), (2726, 102780), (2820, 99354), (2855, 98136), (3384, 82795), (3426, 81780), (3480, 80511), (4089, 68520), (4230, 66236), (4568, 61335), (5139, 54520), (5220, 53674), (5452, 51390), (5640, 49677), (5710, 49068), (6815, 41112), (6852, 40890), (8178, 34260), (8460, 33118), (8565, 32712), (10278, 27260), (10440, 26837), (10904, 25695), (11420, 24534), (12267, 22840), (13630, 20556), (13704, 20445), (16356, 17130), (16559, 16920)]