18639600

素因数分解:

$2^4\times 3^1\times 5^2\times 7^2\times {\mathrm{317}}^1$

素因数の和:352

約数の個数: 180

約数和(自身を含む): 69676344

約数和(自身を除く): 51036744

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 49, 50, 56, 60, 70, 75, 80, 84, 98, 100, 105, 112, 120, 140, 147, 150, 168, 175, 196, 200, 210, 240, 245, 280, 294, 300, 317, 336, 350, 392, 400, 420, 490, 525, 560, 588, 600, 634, 700, 735, 784, 840, 951, 980, 1050, 1176, 1200, 1225, 1268, 1400, 1470, 1585, 1680, 1902, 1960, 2100, 2219, 2352, 2450, 2536, 2800, 2940, 3170, 3675, 3804, 3920, 4200, 4438, 4755, 4900, 5072, 5880, 6340, 6657, 7350, 7608, 7925, 8400, 8876, 9510, 9800, 11095, 11760, 12680, 13314, 14700, 15216, 15533, 15850, 17752, 19020, 19600, 22190, 23775, 25360, 26628, 29400, 31066, 31700, 33285, 35504, 38040, 44380, 46599, 47550, 53256, 55475, 58800, 62132, 63400, 66570, 76080, 77665, 88760, 93198, 95100, 106512, 110950, 124264, 126800, 133140, 155330, 166425, 177520, 186396, 190200, 221900, 232995, 248528, 266280, 310660, 332850, 372792, 380400, 388325, 443800, 465990, 532560, 621320, 665700, 745584, 776650, 887600, 931980, 1164975, 1242640, 1331400, 1553300, 1863960, 2329950, 2662800, 3106600, 3727920, 4659900, 6213200, 9319800, 18639600]

約数ペア:

[(1, 18639600), (2, 9319800), (3, 6213200), (4, 4659900), (5, 3727920), (6, 3106600), (7, 2662800), (8, 2329950), (10, 1863960), (12, 1553300), (14, 1331400), (15, 1242640), (16, 1164975), (20, 931980), (21, 887600), (24, 776650), (25, 745584), (28, 665700), (30, 621320), (35, 532560), (40, 465990), (42, 443800), (48, 388325), (49, 380400), (50, 372792), (56, 332850), (60, 310660), (70, 266280), (75, 248528), (80, 232995), (84, 221900), (98, 190200), (100, 186396), (105, 177520), (112, 166425), (120, 155330), (140, 133140), (147, 126800), (150, 124264), (168, 110950), (175, 106512), (196, 95100), (200, 93198), (210, 88760), (240, 77665), (245, 76080), (280, 66570), (294, 63400), (300, 62132), (317, 58800), (336, 55475), (350, 53256), (392, 47550), (400, 46599), (420, 44380), (490, 38040), (525, 35504), (560, 33285), (588, 31700), (600, 31066), (634, 29400), (700, 26628), (735, 25360), (784, 23775), (840, 22190), (951, 19600), (980, 19020), (1050, 17752), (1176, 15850), (1200, 15533), (1225, 15216), (1268, 14700), (1400, 13314), (1470, 12680), (1585, 11760), (1680, 11095), (1902, 9800), (1960, 9510), (2100, 8876), (2219, 8400), (2352, 7925), (2450, 7608), (2536, 7350), (2800, 6657), (2940, 6340), (3170, 5880), (3675, 5072), (3804, 4900), (3920, 4755), (4200, 4438)]