421157072

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1201}}^1$

素因数の和:1348

約数の個数: 80

約数和(自身を含む): 972985344

約数和(自身を除く): 551828272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 101, 112, 124, 202, 217, 248, 404, 434, 496, 707, 808, 868, 1201, 1414, 1616, 1736, 2402, 2828, 3131, 3472, 4804, 5656, 6262, 8407, 9608, 11312, 12524, 16814, 19216, 21917, 25048, 33628, 37231, 43834, 50096, 67256, 74462, 87668, 121301, 134512, 148924, 175336, 242602, 260617, 297848, 350672, 485204, 521234, 595696, 849107, 970408, 1042468, 1698214, 1940816, 2084936, 3396428, 3760331, 4169872, 6792856, 7520662, 13585712, 15041324, 26322317, 30082648, 52644634, 60165296, 105289268, 210578536, 421157072]

約数ペア:

[(1, 421157072), (2, 210578536), (4, 105289268), (7, 60165296), (8, 52644634), (14, 30082648), (16, 26322317), (28, 15041324), (31, 13585712), (56, 7520662), (62, 6792856), (101, 4169872), (112, 3760331), (124, 3396428), (202, 2084936), (217, 1940816), (248, 1698214), (404, 1042468), (434, 970408), (496, 849107), (707, 595696), (808, 521234), (868, 485204), (1201, 350672), (1414, 297848), (1616, 260617), (1736, 242602), (2402, 175336), (2828, 148924), (3131, 134512), (3472, 121301), (4804, 87668), (5656, 74462), (6262, 67256), (8407, 50096), (9608, 43834), (11312, 37231), (12524, 33628), (16814, 25048), (19216, 21917)]