21098400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:231

約数の個数: 144

約数和(自身を含む): 70308000

約数和(自身を除く): 49209600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 59, 60, 75, 80, 96, 100, 118, 120, 149, 150, 160, 177, 200, 236, 240, 295, 298, 300, 354, 400, 447, 472, 480, 590, 596, 600, 708, 745, 800, 885, 894, 944, 1180, 1192, 1200, 1416, 1475, 1490, 1770, 1788, 1888, 2235, 2360, 2384, 2400, 2832, 2950, 2980, 3540, 3576, 3725, 4425, 4470, 4720, 4768, 5664, 5900, 5960, 7080, 7152, 7450, 8791, 8850, 8940, 9440, 11175, 11800, 11920, 14160, 14304, 14900, 17582, 17700, 17880, 22350, 23600, 23840, 26373, 28320, 29800, 35164, 35400, 35760, 43955, 44700, 47200, 52746, 59600, 70328, 70800, 71520, 87910, 89400, 105492, 119200, 131865, 140656, 141600, 175820, 178800, 210984, 219775, 263730, 281312, 351640, 357600, 421968, 439550, 527460, 659325, 703280, 843936, 879100, 1054920, 1318650, 1406560, 1758200, 2109840, 2637300, 3516400, 4219680, 5274600, 7032800, 10549200, 21098400]

約数ペア:

[(1, 21098400), (2, 10549200), (3, 7032800), (4, 5274600), (5, 4219680), (6, 3516400), (8, 2637300), (10, 2109840), (12, 1758200), (15, 1406560), (16, 1318650), (20, 1054920), (24, 879100), (25, 843936), (30, 703280), (32, 659325), (40, 527460), (48, 439550), (50, 421968), (59, 357600), (60, 351640), (75, 281312), (80, 263730), (96, 219775), (100, 210984), (118, 178800), (120, 175820), (149, 141600), (150, 140656), (160, 131865), (177, 119200), (200, 105492), (236, 89400), (240, 87910), (295, 71520), (298, 70800), (300, 70328), (354, 59600), (400, 52746), (447, 47200), (472, 44700), (480, 43955), (590, 35760), (596, 35400), (600, 35164), (708, 29800), (745, 28320), (800, 26373), (885, 23840), (894, 23600), (944, 22350), (1180, 17880), (1192, 17700), (1200, 17582), (1416, 14900), (1475, 14304), (1490, 14160), (1770, 11920), (1788, 11800), (1888, 11175), (2235, 9440), (2360, 8940), (2384, 8850), (2400, 8791), (2832, 7450), (2950, 7152), (2980, 7080), (3540, 5960), (3576, 5900), (3725, 5664), (4425, 4768), (4470, 4720)]