1720740312

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^2\times {\mathrm{349}}^1$

素因数の和:486

約数の個数: 144

約数和(自身を含む): 4929288000

約数和(自身を除く): 3208547688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 47, 62, 72, 93, 94, 124, 141, 186, 188, 248, 279, 282, 349, 372, 376, 423, 558, 564, 698, 744, 846, 1047, 1116, 1128, 1396, 1457, 1692, 2094, 2209, 2232, 2792, 2914, 3141, 3384, 4188, 4371, 4418, 5828, 6282, 6627, 8376, 8742, 8836, 10819, 11656, 12564, 13113, 13254, 16403, 17484, 17672, 19881, 21638, 25128, 26226, 26508, 32457, 32806, 34968, 39762, 43276, 49209, 52452, 53016, 64914, 65612, 68479, 79524, 86552, 97371, 98418, 104904, 129828, 131224, 136958, 147627, 159048, 194742, 196836, 205437, 259656, 273916, 295254, 389484, 393672, 410874, 508493, 547832, 590508, 616311, 770941, 778968, 821748, 1016986, 1181016, 1232622, 1525479, 1541882, 1643496, 2033972, 2312823, 2465244, 3050958, 3083764, 4067944, 4576437, 4625646, 4930488, 6101916, 6167528, 6938469, 9152874, 9251292, 12203832, 13876938, 18305748, 18502584, 23899171, 27753876, 36611496, 47798342, 55507752, 71697513, 95596684, 143395026, 191193368, 215092539, 286790052, 430185078, 573580104, 860370156, 1720740312]

約数ペア:

[(1, 1720740312), (2, 860370156), (3, 573580104), (4, 430185078), (6, 286790052), (8, 215092539), (9, 191193368), (12, 143395026), (18, 95596684), (24, 71697513), (31, 55507752), (36, 47798342), (47, 36611496), (62, 27753876), (72, 23899171), (93, 18502584), (94, 18305748), (124, 13876938), (141, 12203832), (186, 9251292), (188, 9152874), (248, 6938469), (279, 6167528), (282, 6101916), (349, 4930488), (372, 4625646), (376, 4576437), (423, 4067944), (558, 3083764), (564, 3050958), (698, 2465244), (744, 2312823), (846, 2033972), (1047, 1643496), (1116, 1541882), (1128, 1525479), (1396, 1232622), (1457, 1181016), (1692, 1016986), (2094, 821748), (2209, 778968), (2232, 770941), (2792, 616311), (2914, 590508), (3141, 547832), (3384, 508493), (4188, 410874), (4371, 393672), (4418, 389484), (5828, 295254), (6282, 273916), (6627, 259656), (8376, 205437), (8742, 196836), (8836, 194742), (10819, 159048), (11656, 147627), (12564, 136958), (13113, 131224), (13254, 129828), (16403, 104904), (17484, 98418), (17672, 97371), (19881, 86552), (21638, 79524), (25128, 68479), (26226, 65612), (26508, 64914), (32457, 53016), (32806, 52452), (34968, 49209), (39762, 43276)]