197413080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:405

約数の個数: 128

約数和(自身を含む): 609336000

約数和(自身を除く): 411922920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 149, 181, 183, 244, 298, 305, 362, 366, 447, 488, 543, 596, 610, 724, 732, 745, 894, 905, 915, 1086, 1192, 1220, 1448, 1464, 1490, 1788, 1810, 1830, 2172, 2235, 2440, 2715, 2980, 3576, 3620, 3660, 4344, 4470, 5430, 5960, 7240, 7320, 8940, 9089, 10860, 11041, 17880, 18178, 21720, 22082, 26969, 27267, 33123, 36356, 44164, 45445, 53938, 54534, 55205, 66246, 72712, 80907, 88328, 90890, 107876, 109068, 110410, 132492, 134845, 136335, 161814, 165615, 181780, 215752, 218136, 220820, 264984, 269690, 272670, 323628, 331230, 363560, 404535, 441640, 539380, 545340, 647256, 662460, 809070, 1078760, 1090680, 1324920, 1618140, 1645109, 3236280, 3290218, 4935327, 6580436, 8225545, 9870654, 13160872, 16451090, 19741308, 24676635, 32902180, 39482616, 49353270, 65804360, 98706540, 197413080]

約数ペア:

[(1, 197413080), (2, 98706540), (3, 65804360), (4, 49353270), (5, 39482616), (6, 32902180), (8, 24676635), (10, 19741308), (12, 16451090), (15, 13160872), (20, 9870654), (24, 8225545), (30, 6580436), (40, 4935327), (60, 3290218), (61, 3236280), (120, 1645109), (122, 1618140), (149, 1324920), (181, 1090680), (183, 1078760), (244, 809070), (298, 662460), (305, 647256), (362, 545340), (366, 539380), (447, 441640), (488, 404535), (543, 363560), (596, 331230), (610, 323628), (724, 272670), (732, 269690), (745, 264984), (894, 220820), (905, 218136), (915, 215752), (1086, 181780), (1192, 165615), (1220, 161814), (1448, 136335), (1464, 134845), (1490, 132492), (1788, 110410), (1810, 109068), (1830, 107876), (2172, 90890), (2235, 88328), (2440, 80907), (2715, 72712), (2980, 66246), (3576, 55205), (3620, 54534), (3660, 53938), (4344, 45445), (4470, 44164), (5430, 36356), (5960, 33123), (7240, 27267), (7320, 26969), (8940, 22082), (9089, 21720), (10860, 18178), (11041, 17880)]