72493440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2221}}^1$

素因数の和:2260

約数の個数: 128

約数和(自身を含む): 244775520

約数和(自身を除く): 172282080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 816, 960, 1020, 1088, 1360, 1632, 1920, 2040, 2176, 2221, 2720, 3264, 4080, 4442, 5440, 6528, 6663, 8160, 8884, 10880, 11105, 13326, 16320, 17768, 22210, 26652, 32640, 33315, 35536, 37757, 44420, 53304, 66630, 71072, 75514, 88840, 106608, 113271, 133260, 142144, 151028, 177680, 188785, 213216, 226542, 266520, 284288, 302056, 355360, 377570, 426432, 453084, 533040, 566355, 604112, 710720, 755140, 852864, 906168, 1066080, 1132710, 1208224, 1421440, 1510280, 1812336, 2132160, 2265420, 2416448, 3020560, 3624672, 4264320, 4530840, 4832896, 6041120, 7249344, 9061680, 12082240, 14498688, 18123360, 24164480, 36246720, 72493440]

約数ペア:

[(1, 72493440), (2, 36246720), (3, 24164480), (4, 18123360), (5, 14498688), (6, 12082240), (8, 9061680), (10, 7249344), (12, 6041120), (15, 4832896), (16, 4530840), (17, 4264320), (20, 3624672), (24, 3020560), (30, 2416448), (32, 2265420), (34, 2132160), (40, 1812336), (48, 1510280), (51, 1421440), (60, 1208224), (64, 1132710), (68, 1066080), (80, 906168), (85, 852864), (96, 755140), (102, 710720), (120, 604112), (128, 566355), (136, 533040), (160, 453084), (170, 426432), (192, 377570), (204, 355360), (240, 302056), (255, 284288), (272, 266520), (320, 226542), (340, 213216), (384, 188785), (408, 177680), (480, 151028), (510, 142144), (544, 133260), (640, 113271), (680, 106608), (816, 88840), (960, 75514), (1020, 71072), (1088, 66630), (1360, 53304), (1632, 44420), (1920, 37757), (2040, 35536), (2176, 33315), (2221, 32640), (2720, 26652), (3264, 22210), (4080, 17768), (4442, 16320), (5440, 13326), (6528, 11105), (6663, 10880), (8160, 8884)]