215480328

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{9791}}^1$

素因数の和:9938

約数の個数: 64

約数和(自身を含む): 620421120

約数和(自身を除く): 404940792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 131, 168, 262, 393, 524, 786, 917, 1048, 1572, 1834, 2751, 3144, 3668, 5502, 7336, 9791, 11004, 19582, 22008, 29373, 39164, 58746, 68537, 78328, 117492, 137074, 205611, 234984, 274148, 411222, 548296, 822444, 1282621, 1644888, 2565242, 3847863, 5130484, 7695726, 8978347, 10260968, 15391452, 17956694, 26935041, 30782904, 35913388, 53870082, 71826776, 107740164, 215480328]

約数ペア:

[(1, 215480328), (2, 107740164), (3, 71826776), (4, 53870082), (6, 35913388), (7, 30782904), (8, 26935041), (12, 17956694), (14, 15391452), (21, 10260968), (24, 8978347), (28, 7695726), (42, 5130484), (56, 3847863), (84, 2565242), (131, 1644888), (168, 1282621), (262, 822444), (393, 548296), (524, 411222), (786, 274148), (917, 234984), (1048, 205611), (1572, 137074), (1834, 117492), (2751, 78328), (3144, 68537), (3668, 58746), (5502, 39164), (7336, 29373), (9791, 22008), (11004, 19582)]