128780565564

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{787}}^1\times {\mathrm{47513}}^1$

素因数の和:48355

約数の個数: 96

約数和(自身を含む): 352245229056

約数和(自身を除く): 223464663492

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 787, 861, 1148, 1574, 1722, 2361, 3148, 3444, 4722, 5509, 9444, 11018, 16527, 22036, 32267, 33054, 47513, 64534, 66108, 95026, 96801, 129068, 142539, 190052, 193602, 225869, 285078, 332591, 387204, 451738, 570156, 665182, 677607, 903476, 997773, 1330364, 1355214, 1948033, 1995546, 2710428, 3896066, 3991092, 5844099, 7792132, 11688198, 13636231, 23376396, 27272462, 37392731, 40908693, 54544924, 74785462, 81817386, 112178193, 149570924, 163634772, 224356386, 261749117, 448712772, 523498234, 785247351, 1046996468, 1533101971, 1570494702, 3066203942, 3140989404, 4599305913, 6132407884, 9198611826, 10731713797, 18397223652, 21463427594, 32195141391, 42926855188, 64390282782, 128780565564]

約数ペア:

[(1, 128780565564), (2, 64390282782), (3, 42926855188), (4, 32195141391), (6, 21463427594), (7, 18397223652), (12, 10731713797), (14, 9198611826), (21, 6132407884), (28, 4599305913), (41, 3140989404), (42, 3066203942), (82, 1570494702), (84, 1533101971), (123, 1046996468), (164, 785247351), (246, 523498234), (287, 448712772), (492, 261749117), (574, 224356386), (787, 163634772), (861, 149570924), (1148, 112178193), (1574, 81817386), (1722, 74785462), (2361, 54544924), (3148, 40908693), (3444, 37392731), (4722, 27272462), (5509, 23376396), (9444, 13636231), (11018, 11688198), (16527, 7792132), (22036, 5844099), (32267, 3991092), (33054, 3896066), (47513, 2710428), (64534, 1995546), (66108, 1948033), (95026, 1355214), (96801, 1330364), (129068, 997773), (142539, 903476), (190052, 677607), (193602, 665182), (225869, 570156), (285078, 451738), (332591, 387204)]