142779420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2411}}^1$

素因数の和:2480

約数の個数: 144

約数和(自身を含む): 505709568

約数和(自身を除く): 362930148

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, 705, 846, 940, 987, 1260, 1316, 1410, 1645, 1692, 1974, 2115, 2411, 2820, 2961, 3290, 3948, 4230, 4822, 4935, 5922, 6580, 7233, 8460, 9644, 9870, 11844, 12055, 14466, 14805, 16877, 19740, 21699, 24110, 28932, 29610, 33754, 36165, 43398, 48220, 50631, 59220, 67508, 72330, 84385, 86796, 101262, 108495, 113317, 144660, 151893, 168770, 202524, 216990, 226634, 253155, 303786, 337540, 339951, 433980, 453268, 506310, 566585, 607572, 679902, 759465, 793219, 1012620, 1019853, 1133170, 1359804, 1518930, 1586438, 1699755, 2039706, 2266340, 2379657, 3037860, 3172876, 3399510, 3966095, 4079412, 4759314, 5099265, 6799020, 7138971, 7932190, 9518628, 10198530, 11898285, 14277942, 15864380, 20397060, 23796570, 28555884, 35694855, 47593140, 71389710, 142779420]

約数ペア:

[(1, 142779420), (2, 71389710), (3, 47593140), (4, 35694855), (5, 28555884), (6, 23796570), (7, 20397060), (9, 15864380), (10, 14277942), (12, 11898285), (14, 10198530), (15, 9518628), (18, 7932190), (20, 7138971), (21, 6799020), (28, 5099265), (30, 4759314), (35, 4079412), (36, 3966095), (42, 3399510), (45, 3172876), (47, 3037860), (60, 2379657), (63, 2266340), (70, 2039706), (84, 1699755), (90, 1586438), (94, 1518930), (105, 1359804), (126, 1133170), (140, 1019853), (141, 1012620), (180, 793219), (188, 759465), (210, 679902), (235, 607572), (252, 566585), (282, 506310), (315, 453268), (329, 433980), (420, 339951), (423, 337540), (470, 303786), (564, 253155), (630, 226634), (658, 216990), (705, 202524), (846, 168770), (940, 151893), (987, 144660), (1260, 113317), (1316, 108495), (1410, 101262), (1645, 86796), (1692, 84385), (1974, 72330), (2115, 67508), (2411, 59220), (2820, 50631), (2961, 48220), (3290, 43398), (3948, 36165), (4230, 33754), (4822, 29610), (4935, 28932), (5922, 24110), (6580, 21699), (7233, 19740), (8460, 16877), (9644, 14805), (9870, 14466), (11844, 12055)]