217700860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{347}}^1$

素因数の和:515

約数の個数: 96

約数和(自身を含む): 523837440

約数和(自身を除く): 306136580

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 127, 130, 190, 247, 254, 260, 347, 380, 494, 508, 635, 694, 988, 1235, 1270, 1388, 1651, 1735, 2413, 2470, 2540, 3302, 3470, 4511, 4826, 4940, 6593, 6604, 6940, 8255, 9022, 9652, 12065, 13186, 16510, 18044, 22555, 24130, 26372, 31369, 32965, 33020, 44069, 45110, 48260, 62738, 65930, 85709, 88138, 90220, 125476, 131860, 156845, 171418, 176276, 220345, 313690, 342836, 428545, 440690, 572897, 627380, 837311, 857090, 881380, 1145794, 1674622, 1714180, 2291588, 2864485, 3349244, 4186555, 5728970, 8373110, 10885043, 11457940, 16746220, 21770086, 43540172, 54425215, 108850430, 217700860]

約数ペア:

[(1, 217700860), (2, 108850430), (4, 54425215), (5, 43540172), (10, 21770086), (13, 16746220), (19, 11457940), (20, 10885043), (26, 8373110), (38, 5728970), (52, 4186555), (65, 3349244), (76, 2864485), (95, 2291588), (127, 1714180), (130, 1674622), (190, 1145794), (247, 881380), (254, 857090), (260, 837311), (347, 627380), (380, 572897), (494, 440690), (508, 428545), (635, 342836), (694, 313690), (988, 220345), (1235, 176276), (1270, 171418), (1388, 156845), (1651, 131860), (1735, 125476), (2413, 90220), (2470, 88138), (2540, 85709), (3302, 65930), (3470, 62738), (4511, 48260), (4826, 45110), (4940, 44069), (6593, 33020), (6604, 32965), (6940, 31369), (8255, 26372), (9022, 24130), (9652, 22555), (12065, 18044), (13186, 16510)]