72013876

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:277

約数の個数: 72

約数和(自身を含む): 150151680

約数和(自身を除く): 78137804

約数列:

[1, 2, 4, 11, 19, 22, 38, 41, 44, 76, 82, 121, 164, 191, 209, 242, 382, 418, 451, 484, 764, 779, 836, 902, 1558, 1804, 2101, 2299, 3116, 3629, 4202, 4598, 4961, 7258, 7831, 8404, 8569, 9196, 9922, 14516, 15662, 17138, 19844, 23111, 31324, 34276, 39919, 46222, 79838, 86141, 92444, 94259, 148789, 159676, 172282, 188518, 297578, 344564, 377036, 439109, 595156, 878218, 947551, 1636679, 1756436, 1895102, 3273358, 3790204, 6546716, 18003469, 36006938, 72013876]

約数ペア:

[(1, 72013876), (2, 36006938), (4, 18003469), (11, 6546716), (19, 3790204), (22, 3273358), (38, 1895102), (41, 1756436), (44, 1636679), (76, 947551), (82, 878218), (121, 595156), (164, 439109), (191, 377036), (209, 344564), (242, 297578), (382, 188518), (418, 172282), (451, 159676), (484, 148789), (764, 94259), (779, 92444), (836, 86141), (902, 79838), (1558, 46222), (1804, 39919), (2101, 34276), (2299, 31324), (3116, 23111), (3629, 19844), (4202, 17138), (4598, 15662), (4961, 14516), (7258, 9922), (7831, 9196), (8404, 8569)]