1278352404

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:662

約数の個数: 144

約数和(自身を含む): 3772787200

約数和(自身を除く): 2494434796

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 79, 84, 126, 157, 158, 237, 252, 314, 316, 409, 471, 474, 553, 628, 711, 818, 942, 948, 1099, 1106, 1227, 1413, 1422, 1636, 1659, 1884, 2198, 2212, 2454, 2826, 2844, 2863, 3297, 3318, 3681, 4396, 4908, 4977, 5652, 5726, 6594, 6636, 7362, 8589, 9891, 9954, 11452, 12403, 13188, 14724, 17178, 19782, 19908, 24806, 25767, 32311, 34356, 37209, 39564, 49612, 51534, 64213, 64622, 74418, 86821, 96933, 103068, 111627, 128426, 129244, 148836, 173642, 192639, 193866, 223254, 226177, 256852, 260463, 290799, 347284, 385278, 387732, 446508, 449491, 452354, 520926, 577917, 581598, 678531, 770556, 781389, 898982, 904708, 1041852, 1155834, 1163196, 1348473, 1357062, 1562778, 1797964, 2035593, 2311668, 2696946, 2714124, 3125556, 4045419, 4071186, 5072827, 5393892, 8090838, 8142372, 10145654, 15218481, 16181676, 20291308, 30436962, 35509789, 45655443, 60873924, 71019578, 91310886, 106529367, 142039156, 182621772, 213058734, 319588101, 426117468, 639176202, 1278352404]

約数ペア:

[(1, 1278352404), (2, 639176202), (3, 426117468), (4, 319588101), (6, 213058734), (7, 182621772), (9, 142039156), (12, 106529367), (14, 91310886), (18, 71019578), (21, 60873924), (28, 45655443), (36, 35509789), (42, 30436962), (63, 20291308), (79, 16181676), (84, 15218481), (126, 10145654), (157, 8142372), (158, 8090838), (237, 5393892), (252, 5072827), (314, 4071186), (316, 4045419), (409, 3125556), (471, 2714124), (474, 2696946), (553, 2311668), (628, 2035593), (711, 1797964), (818, 1562778), (942, 1357062), (948, 1348473), (1099, 1163196), (1106, 1155834), (1227, 1041852), (1413, 904708), (1422, 898982), (1636, 781389), (1659, 770556), (1884, 678531), (2198, 581598), (2212, 577917), (2454, 520926), (2826, 452354), (2844, 449491), (2863, 446508), (3297, 387732), (3318, 385278), (3681, 347284), (4396, 290799), (4908, 260463), (4977, 256852), (5652, 226177), (5726, 223254), (6594, 193866), (6636, 192639), (7362, 173642), (8589, 148836), (9891, 129244), (9954, 128426), (11452, 111627), (12403, 103068), (13188, 96933), (14724, 86821), (17178, 74418), (19782, 64622), (19908, 64213), (24806, 51534), (25767, 49612), (32311, 39564), (34356, 37209)]