12672800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:131

約数の個数: 144

約数和(自身を含む): 36997632

約数和(自身を除く): 24324832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 70, 73, 80, 100, 112, 124, 140, 146, 155, 160, 175, 200, 217, 224, 248, 280, 292, 310, 350, 365, 400, 434, 496, 511, 560, 584, 620, 700, 730, 775, 800, 868, 992, 1022, 1085, 1120, 1168, 1240, 1400, 1460, 1550, 1736, 1825, 2044, 2170, 2263, 2336, 2480, 2555, 2800, 2920, 3100, 3472, 3650, 4088, 4340, 4526, 4960, 5110, 5425, 5600, 5840, 6200, 6944, 7300, 8176, 8680, 9052, 10220, 10850, 11315, 11680, 12400, 12775, 14600, 15841, 16352, 17360, 18104, 20440, 21700, 22630, 24800, 25550, 29200, 31682, 34720, 36208, 40880, 43400, 45260, 51100, 56575, 58400, 63364, 72416, 79205, 81760, 86800, 90520, 102200, 113150, 126728, 158410, 173600, 181040, 204400, 226300, 253456, 316820, 362080, 396025, 408800, 452600, 506912, 633640, 792050, 905200, 1267280, 1584100, 1810400, 2534560, 3168200, 6336400, 12672800]

約数ペア:

[(1, 12672800), (2, 6336400), (4, 3168200), (5, 2534560), (7, 1810400), (8, 1584100), (10, 1267280), (14, 905200), (16, 792050), (20, 633640), (25, 506912), (28, 452600), (31, 408800), (32, 396025), (35, 362080), (40, 316820), (50, 253456), (56, 226300), (62, 204400), (70, 181040), (73, 173600), (80, 158410), (100, 126728), (112, 113150), (124, 102200), (140, 90520), (146, 86800), (155, 81760), (160, 79205), (175, 72416), (200, 63364), (217, 58400), (224, 56575), (248, 51100), (280, 45260), (292, 43400), (310, 40880), (350, 36208), (365, 34720), (400, 31682), (434, 29200), (496, 25550), (511, 24800), (560, 22630), (584, 21700), (620, 20440), (700, 18104), (730, 17360), (775, 16352), (800, 15841), (868, 14600), (992, 12775), (1022, 12400), (1085, 11680), (1120, 11315), (1168, 10850), (1240, 10220), (1400, 9052), (1460, 8680), (1550, 8176), (1736, 7300), (1825, 6944), (2044, 6200), (2170, 5840), (2263, 5600), (2336, 5425), (2480, 5110), (2555, 4960), (2800, 4526), (2920, 4340), (3100, 4088), (3472, 3650)]