28156800

素因数分解:

$2^7\times 3^1\times 5^2\times 7^1\times {\mathrm{419}}^1$

素因数の和:453

約数の個数: 192

約数和(自身を含む): 106243200

約数和(自身を除く): 78086400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 128, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 280, 300, 320, 336, 350, 384, 400, 419, 420, 448, 480, 525, 560, 600, 640, 672, 700, 800, 838, 840, 896, 960, 1050, 1120, 1200, 1257, 1344, 1400, 1600, 1676, 1680, 1920, 2095, 2100, 2240, 2400, 2514, 2688, 2800, 2933, 3200, 3352, 3360, 4190, 4200, 4480, 4800, 5028, 5600, 5866, 6285, 6704, 6720, 8380, 8400, 8799, 9600, 10056, 10475, 11200, 11732, 12570, 13408, 13440, 14665, 16760, 16800, 17598, 20112, 20950, 22400, 23464, 25140, 26816, 29330, 31425, 33520, 33600, 35196, 40224, 41900, 43995, 46928, 50280, 53632, 58660, 62850, 67040, 67200, 70392, 73325, 80448, 83800, 87990, 93856, 100560, 117320, 125700, 134080, 140784, 146650, 160896, 167600, 175980, 187712, 201120, 219975, 234640, 251400, 268160, 281568, 293300, 335200, 351960, 375424, 402240, 439950, 469280, 502800, 563136, 586600, 670400, 703920, 804480, 879900, 938560, 1005600, 1126272, 1173200, 1340800, 1407840, 1759800, 1877120, 2011200, 2346400, 2815680, 3519600, 4022400, 4692800, 5631360, 7039200, 9385600, 14078400, 28156800]

約数ペア:

[(1, 28156800), (2, 14078400), (3, 9385600), (4, 7039200), (5, 5631360), (6, 4692800), (7, 4022400), (8, 3519600), (10, 2815680), (12, 2346400), (14, 2011200), (15, 1877120), (16, 1759800), (20, 1407840), (21, 1340800), (24, 1173200), (25, 1126272), (28, 1005600), (30, 938560), (32, 879900), (35, 804480), (40, 703920), (42, 670400), (48, 586600), (50, 563136), (56, 502800), (60, 469280), (64, 439950), (70, 402240), (75, 375424), (80, 351960), (84, 335200), (96, 293300), (100, 281568), (105, 268160), (112, 251400), (120, 234640), (128, 219975), (140, 201120), (150, 187712), (160, 175980), (168, 167600), (175, 160896), (192, 146650), (200, 140784), (210, 134080), (224, 125700), (240, 117320), (280, 100560), (300, 93856), (320, 87990), (336, 83800), (350, 80448), (384, 73325), (400, 70392), (419, 67200), (420, 67040), (448, 62850), (480, 58660), (525, 53632), (560, 50280), (600, 46928), (640, 43995), (672, 41900), (700, 40224), (800, 35196), (838, 33600), (840, 33520), (896, 31425), (960, 29330), (1050, 26816), (1120, 25140), (1200, 23464), (1257, 22400), (1344, 20950), (1400, 20112), (1600, 17598), (1676, 16800), (1680, 16760), (1920, 14665), (2095, 13440), (2100, 13408), (2240, 12570), (2400, 11732), (2514, 11200), (2688, 10475), (2800, 10056), (2933, 9600), (3200, 8799), (3352, 8400), (3360, 8380), (4190, 6720), (4200, 6704), (4480, 6285), (4800, 5866), (5028, 5600)]