274658720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{661}}^1$

素因数の和:743

約数の個数: 144

約数和(自身を含む): 770226408

約数和(自身を除く): 495567688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 53, 56, 70, 80, 98, 106, 112, 140, 160, 196, 212, 224, 245, 265, 280, 371, 392, 424, 490, 530, 560, 661, 742, 784, 848, 980, 1060, 1120, 1322, 1484, 1568, 1696, 1855, 1960, 2120, 2597, 2644, 2968, 3305, 3710, 3920, 4240, 4627, 5194, 5288, 5936, 6610, 7420, 7840, 8480, 9254, 10388, 10576, 11872, 12985, 13220, 14840, 18508, 20776, 21152, 23135, 25970, 26440, 29680, 32389, 35033, 37016, 41552, 46270, 51940, 52880, 59360, 64778, 70066, 74032, 83104, 92540, 103880, 105760, 129556, 140132, 148064, 161945, 175165, 185080, 207760, 245231, 259112, 280264, 323890, 350330, 370160, 415520, 490462, 518224, 560528, 647780, 700660, 740320, 980924, 1036448, 1121056, 1226155, 1295560, 1401320, 1716617, 1961848, 2452310, 2591120, 2802640, 3433234, 3923696, 4904620, 5182240, 5605280, 6866468, 7847392, 8583085, 9809240, 13732936, 17166170, 19618480, 27465872, 34332340, 39236960, 54931744, 68664680, 137329360, 274658720]

約数ペア:

[(1, 274658720), (2, 137329360), (4, 68664680), (5, 54931744), (7, 39236960), (8, 34332340), (10, 27465872), (14, 19618480), (16, 17166170), (20, 13732936), (28, 9809240), (32, 8583085), (35, 7847392), (40, 6866468), (49, 5605280), (53, 5182240), (56, 4904620), (70, 3923696), (80, 3433234), (98, 2802640), (106, 2591120), (112, 2452310), (140, 1961848), (160, 1716617), (196, 1401320), (212, 1295560), (224, 1226155), (245, 1121056), (265, 1036448), (280, 980924), (371, 740320), (392, 700660), (424, 647780), (490, 560528), (530, 518224), (560, 490462), (661, 415520), (742, 370160), (784, 350330), (848, 323890), (980, 280264), (1060, 259112), (1120, 245231), (1322, 207760), (1484, 185080), (1568, 175165), (1696, 161945), (1855, 148064), (1960, 140132), (2120, 129556), (2597, 105760), (2644, 103880), (2968, 92540), (3305, 83104), (3710, 74032), (3920, 70066), (4240, 64778), (4627, 59360), (5194, 52880), (5288, 51940), (5936, 46270), (6610, 41552), (7420, 37016), (7840, 35033), (8480, 32389), (9254, 29680), (10388, 26440), (10576, 25970), (11872, 23135), (12985, 21152), (13220, 20776), (14840, 18508)]