18332640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:489

約数の個数: 144

約数和(自身を含む): 64864800

約数和(自身を除く): 46532160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 439, 464, 480, 522, 580, 696, 720, 870, 878, 928, 1044, 1160, 1305, 1317, 1392, 1440, 1740, 1756, 2088, 2195, 2320, 2610, 2634, 2784, 3480, 3512, 3951, 4176, 4390, 4640, 5220, 5268, 6585, 6960, 7024, 7902, 8352, 8780, 10440, 10536, 12731, 13170, 13920, 14048, 15804, 17560, 19755, 20880, 21072, 25462, 26340, 31608, 35120, 38193, 39510, 41760, 42144, 50924, 52680, 63216, 63655, 70240, 76386, 79020, 101848, 105360, 114579, 126432, 127310, 152772, 158040, 190965, 203696, 210720, 229158, 254620, 305544, 316080, 381930, 407392, 458316, 509240, 572895, 611088, 632160, 763860, 916632, 1018480, 1145790, 1222176, 1527720, 1833264, 2036960, 2291580, 3055440, 3666528, 4583160, 6110880, 9166320, 18332640]

約数ペア:

[(1, 18332640), (2, 9166320), (3, 6110880), (4, 4583160), (5, 3666528), (6, 3055440), (8, 2291580), (9, 2036960), (10, 1833264), (12, 1527720), (15, 1222176), (16, 1145790), (18, 1018480), (20, 916632), (24, 763860), (29, 632160), (30, 611088), (32, 572895), (36, 509240), (40, 458316), (45, 407392), (48, 381930), (58, 316080), (60, 305544), (72, 254620), (80, 229158), (87, 210720), (90, 203696), (96, 190965), (116, 158040), (120, 152772), (144, 127310), (145, 126432), (160, 114579), (174, 105360), (180, 101848), (232, 79020), (240, 76386), (261, 70240), (288, 63655), (290, 63216), (348, 52680), (360, 50924), (435, 42144), (439, 41760), (464, 39510), (480, 38193), (522, 35120), (580, 31608), (696, 26340), (720, 25462), (870, 21072), (878, 20880), (928, 19755), (1044, 17560), (1160, 15804), (1305, 14048), (1317, 13920), (1392, 13170), (1440, 12731), (1740, 10536), (1756, 10440), (2088, 8780), (2195, 8352), (2320, 7902), (2610, 7024), (2634, 6960), (2784, 6585), (3480, 5268), (3512, 5220), (3951, 4640), (4176, 4390)]