642824976

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{15737}}^1$

素因数の和:15808

約数の個数: 80

約数和(自身を含む): 1779778944

約数和(自身を除く): 1136953968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 37, 46, 48, 69, 74, 92, 111, 138, 148, 184, 222, 276, 296, 368, 444, 552, 592, 851, 888, 1104, 1702, 1776, 2553, 3404, 5106, 6808, 10212, 13616, 15737, 20424, 31474, 40848, 47211, 62948, 94422, 125896, 188844, 251792, 361951, 377688, 582269, 723902, 755376, 1085853, 1164538, 1447804, 1746807, 2171706, 2329076, 2895608, 3493614, 4343412, 4658152, 5791216, 6987228, 8686824, 9316304, 13392187, 13974456, 17373648, 26784374, 27948912, 40176561, 53568748, 80353122, 107137496, 160706244, 214274992, 321412488, 642824976]

約数ペア:

[(1, 642824976), (2, 321412488), (3, 214274992), (4, 160706244), (6, 107137496), (8, 80353122), (12, 53568748), (16, 40176561), (23, 27948912), (24, 26784374), (37, 17373648), (46, 13974456), (48, 13392187), (69, 9316304), (74, 8686824), (92, 6987228), (111, 5791216), (138, 4658152), (148, 4343412), (184, 3493614), (222, 2895608), (276, 2329076), (296, 2171706), (368, 1746807), (444, 1447804), (552, 1164538), (592, 1085853), (851, 755376), (888, 723902), (1104, 582269), (1702, 377688), (1776, 361951), (2553, 251792), (3404, 188844), (5106, 125896), (6808, 94422), (10212, 62948), (13616, 47211), (15737, 40848), (20424, 31474)]