72147840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{709}}^1$

素因数の和:784

約数の個数: 128

約数和(自身を含む): 234640800

約数和(自身を除く): 162492960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 128, 159, 160, 192, 212, 240, 265, 318, 320, 384, 424, 480, 530, 636, 640, 709, 795, 848, 960, 1060, 1272, 1418, 1590, 1696, 1920, 2120, 2127, 2544, 2836, 3180, 3392, 3545, 4240, 4254, 5088, 5672, 6360, 6784, 7090, 8480, 8508, 10176, 10635, 11344, 12720, 14180, 16960, 17016, 20352, 21270, 22688, 25440, 28360, 33920, 34032, 37577, 42540, 45376, 50880, 56720, 68064, 75154, 85080, 90752, 101760, 112731, 113440, 136128, 150308, 170160, 187885, 225462, 226880, 272256, 300616, 340320, 375770, 450924, 453760, 563655, 601232, 680640, 751540, 901848, 1127310, 1202464, 1361280, 1503080, 1803696, 2254620, 2404928, 3006160, 3607392, 4509240, 4809856, 6012320, 7214784, 9018480, 12024640, 14429568, 18036960, 24049280, 36073920, 72147840]

約数ペア:

[(1, 72147840), (2, 36073920), (3, 24049280), (4, 18036960), (5, 14429568), (6, 12024640), (8, 9018480), (10, 7214784), (12, 6012320), (15, 4809856), (16, 4509240), (20, 3607392), (24, 3006160), (30, 2404928), (32, 2254620), (40, 1803696), (48, 1503080), (53, 1361280), (60, 1202464), (64, 1127310), (80, 901848), (96, 751540), (106, 680640), (120, 601232), (128, 563655), (159, 453760), (160, 450924), (192, 375770), (212, 340320), (240, 300616), (265, 272256), (318, 226880), (320, 225462), (384, 187885), (424, 170160), (480, 150308), (530, 136128), (636, 113440), (640, 112731), (709, 101760), (795, 90752), (848, 85080), (960, 75154), (1060, 68064), (1272, 56720), (1418, 50880), (1590, 45376), (1696, 42540), (1920, 37577), (2120, 34032), (2127, 33920), (2544, 28360), (2836, 25440), (3180, 22688), (3392, 21270), (3545, 20352), (4240, 17016), (4254, 16960), (5088, 14180), (5672, 12720), (6360, 11344), (6784, 10635), (7090, 10176), (8480, 8508)]