138580704

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{20921}}^1$

素因数の和:20960

約数の個数: 72

約数和(自身を含む): 411242832

約数和(自身を除く): 272662128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3312, 6624, 20921, 41842, 62763, 83684, 125526, 167368, 188289, 251052, 334736, 376578, 481183, 502104, 669472, 753156, 962366, 1004208, 1443549, 1506312, 1924732, 2008416, 2887098, 3012624, 3849464, 4330647, 5774196, 6025248, 7698928, 8661294, 11548392, 15397856, 17322588, 23096784, 34645176, 46193568, 69290352, 138580704]

約数ペア:

[(1, 138580704), (2, 69290352), (3, 46193568), (4, 34645176), (6, 23096784), (8, 17322588), (9, 15397856), (12, 11548392), (16, 8661294), (18, 7698928), (23, 6025248), (24, 5774196), (32, 4330647), (36, 3849464), (46, 3012624), (48, 2887098), (69, 2008416), (72, 1924732), (92, 1506312), (96, 1443549), (138, 1004208), (144, 962366), (184, 753156), (207, 669472), (276, 502104), (288, 481183), (368, 376578), (414, 334736), (552, 251052), (736, 188289), (828, 167368), (1104, 125526), (1656, 83684), (2208, 62763), (3312, 41842), (6624, 20921)]