29381120

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:545

約数の個数: 80

約数和(自身を含む): 73656000

約数和(自身を除く): 44274880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 499, 512, 640, 736, 920, 998, 1280, 1472, 1840, 1996, 2495, 2560, 2944, 3680, 3992, 4990, 5888, 7360, 7984, 9980, 11477, 11776, 14720, 15968, 19960, 22954, 29440, 31936, 39920, 45908, 57385, 58880, 63872, 79840, 91816, 114770, 127744, 159680, 183632, 229540, 255488, 319360, 367264, 459080, 638720, 734528, 918160, 1277440, 1469056, 1836320, 2938112, 3672640, 5876224, 7345280, 14690560, 29381120]

約数ペア:

[(1, 29381120), (2, 14690560), (4, 7345280), (5, 5876224), (8, 3672640), (10, 2938112), (16, 1836320), (20, 1469056), (23, 1277440), (32, 918160), (40, 734528), (46, 638720), (64, 459080), (80, 367264), (92, 319360), (115, 255488), (128, 229540), (160, 183632), (184, 159680), (230, 127744), (256, 114770), (320, 91816), (368, 79840), (460, 63872), (499, 58880), (512, 57385), (640, 45908), (736, 39920), (920, 31936), (998, 29440), (1280, 22954), (1472, 19960), (1840, 15968), (1996, 14720), (2495, 11776), (2560, 11477), (2944, 9980), (3680, 7984), (3992, 7360), (4990, 5888)]