656535672

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1021}}^1$

素因数の和:1278

約数の個数: 128

約数和(自身を含む): 1974504000

約数和(自身を除く): 1317968328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 229, 234, 312, 351, 458, 468, 687, 702, 916, 936, 1021, 1374, 1404, 1832, 2042, 2061, 2748, 2808, 2977, 3063, 4084, 4122, 5496, 5954, 6126, 6183, 8168, 8244, 8931, 9189, 11908, 12252, 12366, 13273, 16488, 17862, 18378, 23816, 24504, 24732, 26546, 26793, 27567, 35724, 36756, 39819, 49464, 53092, 53586, 55134, 71448, 73512, 79638, 80379, 106184, 107172, 110268, 119457, 159276, 160758, 214344, 220536, 233809, 238914, 318552, 321516, 358371, 467618, 477828, 643032, 701427, 716742, 935236, 955656, 1402854, 1433484, 1870472, 2104281, 2805708, 2866968, 3039517, 4208562, 5611416, 6079034, 6312843, 8417124, 9118551, 12158068, 12625686, 16834248, 18237102, 24316136, 25251372, 27355653, 36474204, 50502744, 54711306, 72948408, 82066959, 109422612, 164133918, 218845224, 328267836, 656535672]

約数ペア:

[(1, 656535672), (2, 328267836), (3, 218845224), (4, 164133918), (6, 109422612), (8, 82066959), (9, 72948408), (12, 54711306), (13, 50502744), (18, 36474204), (24, 27355653), (26, 25251372), (27, 24316136), (36, 18237102), (39, 16834248), (52, 12625686), (54, 12158068), (72, 9118551), (78, 8417124), (104, 6312843), (108, 6079034), (117, 5611416), (156, 4208562), (216, 3039517), (229, 2866968), (234, 2805708), (312, 2104281), (351, 1870472), (458, 1433484), (468, 1402854), (687, 955656), (702, 935236), (916, 716742), (936, 701427), (1021, 643032), (1374, 477828), (1404, 467618), (1832, 358371), (2042, 321516), (2061, 318552), (2748, 238914), (2808, 233809), (2977, 220536), (3063, 214344), (4084, 160758), (4122, 159276), (5496, 119457), (5954, 110268), (6126, 107172), (6183, 106184), (8168, 80379), (8244, 79638), (8931, 73512), (9189, 71448), (11908, 55134), (12252, 53586), (12366, 53092), (13273, 49464), (16488, 39819), (17862, 36756), (18378, 35724), (23816, 27567), (24504, 26793), (24732, 26546)]