257281596

素因数分解:

$2^2\times 3^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1$

素因数の和:663

約数の個数: 168

約数和(自身を含む): 794357424

約数和(自身を除く): 537075828

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 27, 33, 36, 39, 44, 52, 54, 66, 78, 81, 99, 108, 117, 132, 143, 156, 162, 198, 234, 243, 286, 297, 324, 351, 396, 429, 468, 486, 572, 594, 617, 702, 729, 858, 891, 972, 1053, 1188, 1234, 1287, 1404, 1458, 1716, 1782, 1851, 2106, 2468, 2574, 2673, 2916, 3159, 3564, 3702, 3861, 4212, 5148, 5346, 5553, 6318, 6787, 7404, 7722, 8019, 8021, 9477, 10692, 11106, 11583, 12636, 13574, 15444, 16038, 16042, 16659, 18954, 20361, 22212, 23166, 24063, 27148, 32076, 32084, 33318, 34749, 37908, 40722, 46332, 48126, 49977, 61083, 66636, 69498, 72189, 81444, 88231, 96252, 99954, 104247, 122166, 138996, 144378, 149931, 176462, 183249, 199908, 208494, 216567, 244332, 264693, 288756, 299862, 352924, 366498, 416988, 433134, 449793, 529386, 549747, 599724, 649701, 732996, 794079, 866268, 899586, 1058772, 1099494, 1299402, 1588158, 1649241, 1799172, 1949103, 2198988, 2382237, 2598804, 3176316, 3298482, 3898206, 4764474, 4947723, 5847309, 6596964, 7146711, 7796412, 9528948, 9895446, 11694618, 14293422, 19790892, 21440133, 23389236, 28586844, 42880266, 64320399, 85760532, 128640798, 257281596]

約数ペア:

[(1, 257281596), (2, 128640798), (3, 85760532), (4, 64320399), (6, 42880266), (9, 28586844), (11, 23389236), (12, 21440133), (13, 19790892), (18, 14293422), (22, 11694618), (26, 9895446), (27, 9528948), (33, 7796412), (36, 7146711), (39, 6596964), (44, 5847309), (52, 4947723), (54, 4764474), (66, 3898206), (78, 3298482), (81, 3176316), (99, 2598804), (108, 2382237), (117, 2198988), (132, 1949103), (143, 1799172), (156, 1649241), (162, 1588158), (198, 1299402), (234, 1099494), (243, 1058772), (286, 899586), (297, 866268), (324, 794079), (351, 732996), (396, 649701), (429, 599724), (468, 549747), (486, 529386), (572, 449793), (594, 433134), (617, 416988), (702, 366498), (729, 352924), (858, 299862), (891, 288756), (972, 264693), (1053, 244332), (1188, 216567), (1234, 208494), (1287, 199908), (1404, 183249), (1458, 176462), (1716, 149931), (1782, 144378), (1851, 138996), (2106, 122166), (2468, 104247), (2574, 99954), (2673, 96252), (2916, 88231), (3159, 81444), (3564, 72189), (3702, 69498), (3861, 66636), (4212, 61083), (5148, 49977), (5346, 48126), (5553, 46332), (6318, 40722), (6787, 37908), (7404, 34749), (7722, 33318), (8019, 32084), (8021, 32076), (9477, 27148), (10692, 24063), (11106, 23166), (11583, 22212), (12636, 20361), (13574, 18954), (15444, 16659), (16038, 16042)]