72381564

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 206388000

約数和(自身を除く): 134006436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 36, 38, 41, 57, 58, 76, 82, 87, 89, 114, 116, 123, 164, 171, 174, 178, 228, 246, 261, 267, 342, 348, 356, 369, 492, 522, 534, 551, 684, 738, 779, 801, 1044, 1068, 1102, 1189, 1476, 1558, 1602, 1653, 1691, 2204, 2337, 2378, 2581, 3116, 3204, 3306, 3382, 3567, 3649, 4674, 4756, 4959, 5073, 5162, 6612, 6764, 7011, 7134, 7298, 7743, 9348, 9918, 10146, 10324, 10701, 10947, 14022, 14268, 14596, 15219, 15486, 19836, 20292, 21402, 21894, 22591, 23229, 28044, 30438, 30972, 32841, 42804, 43788, 45182, 46458, 49039, 60876, 65682, 67773, 69331, 90364, 92916, 98078, 105821, 131364, 135546, 138662, 147117, 196156, 203319, 207993, 211642, 271092, 277324, 294234, 317463, 406638, 415986, 423284, 441351, 588468, 623979, 634926, 813276, 831972, 882702, 952389, 1247958, 1269852, 1765404, 1904778, 2010599, 2495916, 3809556, 4021198, 6031797, 8042396, 12063594, 18095391, 24127188, 36190782, 72381564]

約数ペア:

[(1, 72381564), (2, 36190782), (3, 24127188), (4, 18095391), (6, 12063594), (9, 8042396), (12, 6031797), (18, 4021198), (19, 3809556), (29, 2495916), (36, 2010599), (38, 1904778), (41, 1765404), (57, 1269852), (58, 1247958), (76, 952389), (82, 882702), (87, 831972), (89, 813276), (114, 634926), (116, 623979), (123, 588468), (164, 441351), (171, 423284), (174, 415986), (178, 406638), (228, 317463), (246, 294234), (261, 277324), (267, 271092), (342, 211642), (348, 207993), (356, 203319), (369, 196156), (492, 147117), (522, 138662), (534, 135546), (551, 131364), (684, 105821), (738, 98078), (779, 92916), (801, 90364), (1044, 69331), (1068, 67773), (1102, 65682), (1189, 60876), (1476, 49039), (1558, 46458), (1602, 45182), (1653, 43788), (1691, 42804), (2204, 32841), (2337, 30972), (2378, 30438), (2581, 28044), (3116, 23229), (3204, 22591), (3306, 21894), (3382, 21402), (3567, 20292), (3649, 19836), (4674, 15486), (4756, 15219), (4959, 14596), (5073, 14268), (5162, 14022), (6612, 10947), (6764, 10701), (7011, 10324), (7134, 10146), (7298, 9918), (7743, 9348)]