191897940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{709}}^1$

素因数の和:1081

約数の個数: 96

約数和(自身を含む): 581132160

約数和(自身を除く): 389234220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 347, 390, 694, 709, 780, 1041, 1388, 1418, 1735, 2082, 2127, 2836, 3470, 3545, 4164, 4254, 4511, 5205, 6940, 7090, 8508, 9022, 9217, 10410, 10635, 13533, 14180, 18044, 18434, 20820, 21270, 22555, 27066, 27651, 36868, 42540, 45110, 46085, 54132, 55302, 67665, 90220, 92170, 110604, 135330, 138255, 184340, 246023, 270660, 276510, 492046, 553020, 738069, 984092, 1230115, 1476138, 2460230, 2952276, 3198299, 3690345, 4920460, 6396598, 7380690, 9594897, 12793196, 14761380, 15991495, 19189794, 31982990, 38379588, 47974485, 63965980, 95948970, 191897940]

約数ペア:

[(1, 191897940), (2, 95948970), (3, 63965980), (4, 47974485), (5, 38379588), (6, 31982990), (10, 19189794), (12, 15991495), (13, 14761380), (15, 12793196), (20, 9594897), (26, 7380690), (30, 6396598), (39, 4920460), (52, 3690345), (60, 3198299), (65, 2952276), (78, 2460230), (130, 1476138), (156, 1230115), (195, 984092), (260, 738069), (347, 553020), (390, 492046), (694, 276510), (709, 270660), (780, 246023), (1041, 184340), (1388, 138255), (1418, 135330), (1735, 110604), (2082, 92170), (2127, 90220), (2836, 67665), (3470, 55302), (3545, 54132), (4164, 46085), (4254, 45110), (4511, 42540), (5205, 36868), (6940, 27651), (7090, 27066), (8508, 22555), (9022, 21270), (9217, 20820), (10410, 18434), (10635, 18044), (13533, 14180)]