231621040

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{367}}^1$

素因数の和:424

約数の個数: 160

約数和(自身を含む): 657100800

約数和(自身を除く): 425479760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 161, 184, 196, 230, 245, 280, 322, 343, 367, 368, 392, 460, 490, 560, 644, 686, 734, 784, 805, 920, 980, 1127, 1288, 1372, 1468, 1610, 1715, 1835, 1840, 1960, 2254, 2569, 2576, 2744, 2936, 3220, 3430, 3670, 3920, 4508, 5138, 5488, 5635, 5872, 6440, 6860, 7340, 7889, 8441, 9016, 10276, 11270, 12845, 12880, 13720, 14680, 15778, 16882, 17983, 18032, 20552, 22540, 25690, 27440, 29360, 31556, 33764, 35966, 39445, 41104, 42205, 45080, 51380, 59087, 63112, 67528, 71932, 78890, 84410, 89915, 90160, 102760, 118174, 125881, 126224, 135056, 143864, 157780, 168820, 179830, 205520, 236348, 251762, 287728, 295435, 315560, 337640, 359660, 413609, 472696, 503524, 590870, 629405, 631120, 675280, 719320, 827218, 945392, 1007048, 1181740, 1258810, 1438640, 1654436, 2014096, 2068045, 2363480, 2517620, 2895263, 3308872, 4136090, 4726960, 5035240, 5790526, 6617744, 8272180, 10070480, 11581052, 14476315, 16544360, 23162104, 28952630, 33088720, 46324208, 57905260, 115810520, 231621040]

約数ペア:

[(1, 231621040), (2, 115810520), (4, 57905260), (5, 46324208), (7, 33088720), (8, 28952630), (10, 23162104), (14, 16544360), (16, 14476315), (20, 11581052), (23, 10070480), (28, 8272180), (35, 6617744), (40, 5790526), (46, 5035240), (49, 4726960), (56, 4136090), (70, 3308872), (80, 2895263), (92, 2517620), (98, 2363480), (112, 2068045), (115, 2014096), (140, 1654436), (161, 1438640), (184, 1258810), (196, 1181740), (230, 1007048), (245, 945392), (280, 827218), (322, 719320), (343, 675280), (367, 631120), (368, 629405), (392, 590870), (460, 503524), (490, 472696), (560, 413609), (644, 359660), (686, 337640), (734, 315560), (784, 295435), (805, 287728), (920, 251762), (980, 236348), (1127, 205520), (1288, 179830), (1372, 168820), (1468, 157780), (1610, 143864), (1715, 135056), (1835, 126224), (1840, 125881), (1960, 118174), (2254, 102760), (2569, 90160), (2576, 89915), (2744, 84410), (2936, 78890), (3220, 71932), (3430, 67528), (3670, 63112), (3920, 59087), (4508, 51380), (5138, 45080), (5488, 42205), (5635, 41104), (5872, 39445), (6440, 35966), (6860, 33764), (7340, 31556), (7889, 29360), (8441, 27440), (9016, 25690), (10276, 22540), (11270, 20552), (12845, 18032), (12880, 17983), (13720, 16882), (14680, 15778)]