18437040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{883}}^1$

素因数の和:931

約数の個数: 120

約数和(自身を含む): 64125360

約数和(自身を除く): 45688320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 870, 883, 1044, 1160, 1305, 1392, 1740, 1766, 2088, 2320, 2610, 2649, 3480, 3532, 4176, 4415, 5220, 5298, 6960, 7064, 7947, 8830, 10440, 10596, 13245, 14128, 15894, 17660, 20880, 21192, 25607, 26490, 31788, 35320, 39735, 42384, 51214, 52980, 63576, 70640, 76821, 79470, 102428, 105960, 127152, 128035, 153642, 158940, 204856, 211920, 230463, 256070, 307284, 317880, 384105, 409712, 460926, 512140, 614568, 635760, 768210, 921852, 1024280, 1152315, 1229136, 1536420, 1843704, 2048560, 2304630, 3072840, 3687408, 4609260, 6145680, 9218520, 18437040]

約数ペア:

[(1, 18437040), (2, 9218520), (3, 6145680), (4, 4609260), (5, 3687408), (6, 3072840), (8, 2304630), (9, 2048560), (10, 1843704), (12, 1536420), (15, 1229136), (16, 1152315), (18, 1024280), (20, 921852), (24, 768210), (29, 635760), (30, 614568), (36, 512140), (40, 460926), (45, 409712), (48, 384105), (58, 317880), (60, 307284), (72, 256070), (80, 230463), (87, 211920), (90, 204856), (116, 158940), (120, 153642), (144, 128035), (145, 127152), (174, 105960), (180, 102428), (232, 79470), (240, 76821), (261, 70640), (290, 63576), (348, 52980), (360, 51214), (435, 42384), (464, 39735), (522, 35320), (580, 31788), (696, 26490), (720, 25607), (870, 21192), (883, 20880), (1044, 17660), (1160, 15894), (1305, 14128), (1392, 13245), (1740, 10596), (1766, 10440), (2088, 8830), (2320, 7947), (2610, 7064), (2649, 6960), (3480, 5298), (3532, 5220), (4176, 4415)]