1278440145328

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{881}}^1\times {\mathrm{55201}}^1$

素因数の和:56174

約数の個数: 80

約数和(自身を含む): 2608127569152

約数和(自身を除く): 1329687423824

約数列:

[1, 2, 4, 8, 16, 31, 53, 62, 106, 124, 212, 248, 424, 496, 848, 881, 1643, 1762, 3286, 3524, 6572, 7048, 13144, 14096, 26288, 27311, 46693, 54622, 55201, 93386, 109244, 110402, 186772, 218488, 220804, 373544, 436976, 441608, 747088, 883216, 1447483, 1711231, 2894966, 2925653, 3422462, 5789932, 5851306, 6844924, 11579864, 11702612, 13689848, 23159728, 23405224, 27379696, 46810448, 48632081, 90695243, 97264162, 181390486, 194528324, 362780972, 389056648, 725561944, 778113296, 1451123888, 1507594511, 2577500293, 3015189022, 5155000586, 6030378044, 10310001172, 12060756088, 20620002344, 24121512176, 41240004688, 79902509083, 159805018166, 319610036332, 639220072664, 1278440145328]

約数ペア:

[(1, 1278440145328), (2, 639220072664), (4, 319610036332), (8, 159805018166), (16, 79902509083), (31, 41240004688), (53, 24121512176), (62, 20620002344), (106, 12060756088), (124, 10310001172), (212, 6030378044), (248, 5155000586), (424, 3015189022), (496, 2577500293), (848, 1507594511), (881, 1451123888), (1643, 778113296), (1762, 725561944), (3286, 389056648), (3524, 362780972), (6572, 194528324), (7048, 181390486), (13144, 97264162), (14096, 90695243), (26288, 48632081), (27311, 46810448), (46693, 27379696), (54622, 23405224), (55201, 23159728), (93386, 13689848), (109244, 11702612), (110402, 11579864), (186772, 6844924), (218488, 5851306), (220804, 5789932), (373544, 3422462), (436976, 2925653), (441608, 2894966), (747088, 1711231), (883216, 1447483)]