256759308

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1297}}^1$

素因数の和:1373

約数の個数: 120

約数和(自身を含む): 738800832

約数和(自身を除く): 482041524

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 47, 52, 54, 78, 81, 94, 108, 117, 141, 156, 162, 188, 234, 282, 324, 351, 423, 468, 564, 611, 702, 846, 1053, 1222, 1269, 1297, 1404, 1692, 1833, 2106, 2444, 2538, 2594, 3666, 3807, 3891, 4212, 5076, 5188, 5499, 7332, 7614, 7782, 10998, 11673, 15228, 15564, 16497, 16861, 21996, 23346, 32994, 33722, 35019, 46692, 49491, 50583, 60959, 65988, 67444, 70038, 98982, 101166, 105057, 121918, 140076, 151749, 182877, 197964, 202332, 210114, 243836, 303498, 365754, 420228, 455247, 548631, 606996, 731508, 792467, 910494, 1097262, 1365741, 1584934, 1645893, 1820988, 2194524, 2377401, 2731482, 3169868, 3291786, 4754802, 4937679, 5462964, 6583572, 7132203, 9509604, 9875358, 14264406, 19750716, 21396609, 28528812, 42793218, 64189827, 85586436, 128379654, 256759308]

約数ペア:

[(1, 256759308), (2, 128379654), (3, 85586436), (4, 64189827), (6, 42793218), (9, 28528812), (12, 21396609), (13, 19750716), (18, 14264406), (26, 9875358), (27, 9509604), (36, 7132203), (39, 6583572), (47, 5462964), (52, 4937679), (54, 4754802), (78, 3291786), (81, 3169868), (94, 2731482), (108, 2377401), (117, 2194524), (141, 1820988), (156, 1645893), (162, 1584934), (188, 1365741), (234, 1097262), (282, 910494), (324, 792467), (351, 731508), (423, 606996), (468, 548631), (564, 455247), (611, 420228), (702, 365754), (846, 303498), (1053, 243836), (1222, 210114), (1269, 202332), (1297, 197964), (1404, 182877), (1692, 151749), (1833, 140076), (2106, 121918), (2444, 105057), (2538, 101166), (2594, 98982), (3666, 70038), (3807, 67444), (3891, 65988), (4212, 60959), (5076, 50583), (5188, 49491), (5499, 46692), (7332, 35019), (7614, 33722), (7782, 32994), (10998, 23346), (11673, 21996), (15228, 16861), (15564, 16497)]