64778940

素因数分解:

$2^2\times 3^7\times 5^1\times {\mathrm{1481}}^1$

素因数の和:1511

約数の個数: 96

約数和(自身を含む): 204160320

約数和(自身を除く): 139381380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1481, 1620, 2187, 2430, 2916, 2962, 3645, 4374, 4443, 4860, 5924, 7290, 7405, 8748, 8886, 10935, 13329, 14580, 14810, 17772, 21870, 22215, 26658, 29620, 39987, 43740, 44430, 53316, 66645, 79974, 88860, 119961, 133290, 159948, 199935, 239922, 266580, 359883, 399870, 479844, 599805, 719766, 799740, 1079649, 1199610, 1439532, 1799415, 2159298, 2399220, 3238947, 3598830, 4318596, 5398245, 6477894, 7197660, 10796490, 12955788, 16194735, 21592980, 32389470, 64778940]

約数ペア:

[(1, 64778940), (2, 32389470), (3, 21592980), (4, 16194735), (5, 12955788), (6, 10796490), (9, 7197660), (10, 6477894), (12, 5398245), (15, 4318596), (18, 3598830), (20, 3238947), (27, 2399220), (30, 2159298), (36, 1799415), (45, 1439532), (54, 1199610), (60, 1079649), (81, 799740), (90, 719766), (108, 599805), (135, 479844), (162, 399870), (180, 359883), (243, 266580), (270, 239922), (324, 199935), (405, 159948), (486, 133290), (540, 119961), (729, 88860), (810, 79974), (972, 66645), (1215, 53316), (1458, 44430), (1481, 43740), (1620, 39987), (2187, 29620), (2430, 26658), (2916, 22215), (2962, 21870), (3645, 17772), (4374, 14810), (4443, 14580), (4860, 13329), (5924, 10935), (7290, 8886), (7405, 8748)]