207813970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9929}}^1$

素因数の和:9979

約数の個数: 64

約数和(自身を含む): 480453120

約数和(自身を除く): 272639150

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 35, 46, 65, 70, 91, 115, 130, 161, 182, 230, 299, 322, 455, 598, 805, 910, 1495, 1610, 2093, 2990, 4186, 9929, 10465, 19858, 20930, 49645, 69503, 99290, 129077, 139006, 228367, 258154, 347515, 456734, 645385, 695030, 903539, 1141835, 1290770, 1598569, 1807078, 2283670, 2968771, 3197138, 4517695, 5937542, 7992845, 9035390, 14843855, 15985690, 20781397, 29687710, 41562794, 103906985, 207813970]

約数ペア:

[(1, 207813970), (2, 103906985), (5, 41562794), (7, 29687710), (10, 20781397), (13, 15985690), (14, 14843855), (23, 9035390), (26, 7992845), (35, 5937542), (46, 4517695), (65, 3197138), (70, 2968771), (91, 2283670), (115, 1807078), (130, 1598569), (161, 1290770), (182, 1141835), (230, 903539), (299, 695030), (322, 645385), (455, 456734), (598, 347515), (805, 258154), (910, 228367), (1495, 139006), (1610, 129077), (2093, 99290), (2990, 69503), (4186, 49645), (9929, 20930), (10465, 19858)]