420632800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2423}}^1$

素因数の和:2481

約数の個数: 144

約数和(自身を含む): 1211922432

約数和(自身を除く): 791289632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 160, 175, 200, 217, 224, 248, 280, 310, 350, 400, 434, 496, 560, 620, 700, 775, 800, 868, 992, 1085, 1120, 1240, 1400, 1550, 1736, 2170, 2423, 2480, 2800, 3100, 3472, 4340, 4846, 4960, 5425, 5600, 6200, 6944, 8680, 9692, 10850, 12115, 12400, 16961, 17360, 19384, 21700, 24230, 24800, 33922, 34720, 38768, 43400, 48460, 60575, 67844, 75113, 77536, 84805, 86800, 96920, 121150, 135688, 150226, 169610, 173600, 193840, 242300, 271376, 300452, 339220, 375565, 387680, 424025, 484600, 525791, 542752, 600904, 678440, 751130, 848050, 969200, 1051582, 1201808, 1356880, 1502260, 1696100, 1877825, 1938400, 2103164, 2403616, 2628955, 2713760, 3004520, 3392200, 3755650, 4206328, 5257910, 6009040, 6784400, 7511300, 8412656, 10515820, 12018080, 13144775, 13568800, 15022600, 16825312, 21031640, 26289550, 30045200, 42063280, 52579100, 60090400, 84126560, 105158200, 210316400, 420632800]

約数ペア:

[(1, 420632800), (2, 210316400), (4, 105158200), (5, 84126560), (7, 60090400), (8, 52579100), (10, 42063280), (14, 30045200), (16, 26289550), (20, 21031640), (25, 16825312), (28, 15022600), (31, 13568800), (32, 13144775), (35, 12018080), (40, 10515820), (50, 8412656), (56, 7511300), (62, 6784400), (70, 6009040), (80, 5257910), (100, 4206328), (112, 3755650), (124, 3392200), (140, 3004520), (155, 2713760), (160, 2628955), (175, 2403616), (200, 2103164), (217, 1938400), (224, 1877825), (248, 1696100), (280, 1502260), (310, 1356880), (350, 1201808), (400, 1051582), (434, 969200), (496, 848050), (560, 751130), (620, 678440), (700, 600904), (775, 542752), (800, 525791), (868, 484600), (992, 424025), (1085, 387680), (1120, 375565), (1240, 339220), (1400, 300452), (1550, 271376), (1736, 242300), (2170, 193840), (2423, 173600), (2480, 169610), (2800, 150226), (3100, 135688), (3472, 121150), (4340, 96920), (4846, 86800), (4960, 84805), (5425, 77536), (5600, 75113), (6200, 67844), (6944, 60575), (8680, 48460), (9692, 43400), (10850, 38768), (12115, 34720), (12400, 33922), (16961, 24800), (17360, 24230), (19384, 21700)]