163101840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61781}}^1$

素因数の和:61808

約数の個数: 80

約数和(自身を含む): 551589696

約数和(自身を除く): 388487856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 61781, 123562, 185343, 247124, 308905, 370686, 494248, 617810, 679591, 741372, 926715, 988496, 1235620, 1359182, 1482744, 1853430, 2038773, 2471240, 2718364, 2965488, 3397955, 3706860, 4077546, 4942480, 5436728, 6795910, 7413720, 8155092, 10193865, 10873456, 13591820, 14827440, 16310184, 20387730, 27183640, 32620368, 40775460, 54367280, 81550920, 163101840]

約数ペア:

[(1, 163101840), (2, 81550920), (3, 54367280), (4, 40775460), (5, 32620368), (6, 27183640), (8, 20387730), (10, 16310184), (11, 14827440), (12, 13591820), (15, 10873456), (16, 10193865), (20, 8155092), (22, 7413720), (24, 6795910), (30, 5436728), (33, 4942480), (40, 4077546), (44, 3706860), (48, 3397955), (55, 2965488), (60, 2718364), (66, 2471240), (80, 2038773), (88, 1853430), (110, 1482744), (120, 1359182), (132, 1235620), (165, 988496), (176, 926715), (220, 741372), (240, 679591), (264, 617810), (330, 494248), (440, 370686), (528, 308905), (660, 247124), (880, 185343), (1320, 123562), (2640, 61781)]