1255264564

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{853}}^1$

素因数の和:977

約数の個数: 72

約数和(自身を含む): 2495934560

約数和(自身を除く): 1240669996

約数列:

[1, 2, 4, 17, 19, 34, 38, 67, 68, 76, 134, 268, 289, 323, 578, 646, 853, 1139, 1156, 1273, 1292, 1706, 2278, 2546, 3412, 4556, 5092, 5491, 10982, 14501, 16207, 19363, 21641, 21964, 29002, 32414, 38726, 43282, 57151, 58004, 64828, 77452, 86564, 114302, 228604, 246517, 275519, 367897, 493034, 551038, 735794, 971567, 986068, 1085869, 1102076, 1471588, 1943134, 2171738, 3886268, 4343476, 4683823, 9367646, 16516639, 18459773, 18735292, 33033278, 36919546, 66066556, 73839092, 313816141, 627632282, 1255264564]

約数ペア:

[(1, 1255264564), (2, 627632282), (4, 313816141), (17, 73839092), (19, 66066556), (34, 36919546), (38, 33033278), (67, 18735292), (68, 18459773), (76, 16516639), (134, 9367646), (268, 4683823), (289, 4343476), (323, 3886268), (578, 2171738), (646, 1943134), (853, 1471588), (1139, 1102076), (1156, 1085869), (1273, 986068), (1292, 971567), (1706, 735794), (2278, 551038), (2546, 493034), (3412, 367897), (4556, 275519), (5092, 246517), (5491, 228604), (10982, 114302), (14501, 86564), (16207, 77452), (19363, 64828), (21641, 58004), (21964, 57151), (29002, 43282), (32414, 38726)]