18637440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1$

素因数の和:610

約数の個数: 128

約数和(自身を含む): 63011520

約数和(自身を除く): 44374080

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, 571, 640, 680, 816, 960, 1020, 1088, 1142, 1360, 1632, 1713, 1920, 2040, 2176, 2284, 2720, 2855, 3264, 3426, 4080, 4568, 5440, 5710, 6528, 6852, 8160, 8565, 9136, 9707, 10880, 11420, 13704, 16320, 17130, 18272, 19414, 22840, 27408, 29121, 32640, 34260, 36544, 38828, 45680, 48535, 54816, 58242, 68520, 73088, 77656, 91360, 97070, 109632, 116484, 137040, 145605, 155312, 182720, 194140, 219264, 232968, 274080, 291210, 310624, 365440, 388280, 465936, 548160, 582420, 621248, 776560, 931872, 1096320, 1164840, 1242496, 1553120, 1863744, 2329680, 3106240, 3727488, 4659360, 6212480, 9318720, 18637440]

約数ペア:

[(1, 18637440), (2, 9318720), (3, 6212480), (4, 4659360), (5, 3727488), (6, 3106240), (8, 2329680), (10, 1863744), (12, 1553120), (15, 1242496), (16, 1164840), (17, 1096320), (20, 931872), (24, 776560), (30, 621248), (32, 582420), (34, 548160), (40, 465936), (48, 388280), (51, 365440), (60, 310624), (64, 291210), (68, 274080), (80, 232968), (85, 219264), (96, 194140), (102, 182720), (120, 155312), (128, 145605), (136, 137040), (160, 116484), (170, 109632), (192, 97070), (204, 91360), (240, 77656), (255, 73088), (272, 68520), (320, 58242), (340, 54816), (384, 48535), (408, 45680), (480, 38828), (510, 36544), (544, 34260), (571, 32640), (640, 29121), (680, 27408), (816, 22840), (960, 19414), (1020, 18272), (1088, 17130), (1142, 16320), (1360, 13704), (1632, 11420), (1713, 10880), (1920, 9707), (2040, 9136), (2176, 8565), (2284, 8160), (2720, 6852), (2855, 6528), (3264, 5710), (3426, 5440), (4080, 4568)]