657304080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{19991}}^1$

素因数の和:20144

約数の個数: 80

約数和(自身を含む): 2052618624

約数和(自身を除く): 1395314544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 137, 240, 274, 411, 548, 685, 822, 1096, 1370, 1644, 2055, 2192, 2740, 3288, 4110, 5480, 6576, 8220, 10960, 16440, 19991, 32880, 39982, 59973, 79964, 99955, 119946, 159928, 199910, 239892, 299865, 319856, 399820, 479784, 599730, 799640, 959568, 1199460, 1599280, 2398920, 2738767, 4797840, 5477534, 8216301, 10955068, 13693835, 16432602, 21910136, 27387670, 32865204, 41081505, 43820272, 54775340, 65730408, 82163010, 109550680, 131460816, 164326020, 219101360, 328652040, 657304080]

約数ペア:

[(1, 657304080), (2, 328652040), (3, 219101360), (4, 164326020), (5, 131460816), (6, 109550680), (8, 82163010), (10, 65730408), (12, 54775340), (15, 43820272), (16, 41081505), (20, 32865204), (24, 27387670), (30, 21910136), (40, 16432602), (48, 13693835), (60, 10955068), (80, 8216301), (120, 5477534), (137, 4797840), (240, 2738767), (274, 2398920), (411, 1599280), (548, 1199460), (685, 959568), (822, 799640), (1096, 599730), (1370, 479784), (1644, 399820), (2055, 319856), (2192, 299865), (2740, 239892), (3288, 199910), (4110, 159928), (5480, 119946), (6576, 99955), (8220, 79964), (10960, 59973), (16440, 39982), (19991, 32880)]