248808868

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3119}}^1$

素因数の和:3185

約数の個数: 72

約数和(自身を含む): 567665280

約数和(自身を除く): 318856412

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 49, 74, 77, 98, 148, 154, 196, 259, 308, 407, 518, 539, 814, 1036, 1078, 1628, 1813, 2156, 2849, 3119, 3626, 5698, 6238, 7252, 11396, 12476, 19943, 21833, 34309, 39886, 43666, 68618, 79772, 87332, 115403, 137236, 152831, 230806, 240163, 305662, 461612, 480326, 611324, 807821, 960652, 1269433, 1615642, 1681141, 2538866, 3231284, 3362282, 5077732, 5654747, 6724564, 8886031, 11309494, 17772062, 22618988, 35544124, 62202217, 124404434, 248808868]

約数ペア:

[(1, 248808868), (2, 124404434), (4, 62202217), (7, 35544124), (11, 22618988), (14, 17772062), (22, 11309494), (28, 8886031), (37, 6724564), (44, 5654747), (49, 5077732), (74, 3362282), (77, 3231284), (98, 2538866), (148, 1681141), (154, 1615642), (196, 1269433), (259, 960652), (308, 807821), (407, 611324), (518, 480326), (539, 461612), (814, 305662), (1036, 240163), (1078, 230806), (1628, 152831), (1813, 137236), (2156, 115403), (2849, 87332), (3119, 79772), (3626, 68618), (5698, 43666), (6238, 39886), (7252, 34309), (11396, 21833), (12476, 19943)]