247836912

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{821}}^1$

素因数の和:1182

約数の個数: 80

約数和(自身を含む): 676801920

約数和(自身を除く): 428965008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 331, 456, 662, 821, 912, 993, 1324, 1642, 1986, 2463, 2648, 3284, 3972, 4926, 5296, 6289, 6568, 7944, 9852, 12578, 13136, 15599, 15888, 18867, 19704, 25156, 31198, 37734, 39408, 46797, 50312, 62396, 75468, 93594, 100624, 124792, 150936, 187188, 249584, 271751, 301872, 374376, 543502, 748752, 815253, 1087004, 1630506, 2174008, 3261012, 4348016, 5163269, 6522024, 10326538, 13044048, 15489807, 20653076, 30979614, 41306152, 61959228, 82612304, 123918456, 247836912]

約数ペア:

[(1, 247836912), (2, 123918456), (3, 82612304), (4, 61959228), (6, 41306152), (8, 30979614), (12, 20653076), (16, 15489807), (19, 13044048), (24, 10326538), (38, 6522024), (48, 5163269), (57, 4348016), (76, 3261012), (114, 2174008), (152, 1630506), (228, 1087004), (304, 815253), (331, 748752), (456, 543502), (662, 374376), (821, 301872), (912, 271751), (993, 249584), (1324, 187188), (1642, 150936), (1986, 124792), (2463, 100624), (2648, 93594), (3284, 75468), (3972, 62396), (4926, 50312), (5296, 46797), (6289, 39408), (6568, 37734), (7944, 31198), (9852, 25156), (12578, 19704), (13136, 18867), (15599, 15888)]