1216800

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{13}}^2$

素因数の和:52

約数の個数: 162

約数和(自身を含む): 4646187

約数和(自身を除く): 3429387

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 32, 36, 39, 40, 45, 48, 50, 52, 60, 65, 72, 75, 78, 80, 90, 96, 100, 104, 117, 120, 130, 144, 150, 156, 160, 169, 180, 195, 200, 208, 225, 234, 240, 260, 288, 300, 312, 325, 338, 360, 390, 400, 416, 450, 468, 480, 507, 520, 585, 600, 624, 650, 676, 720, 780, 800, 845, 900, 936, 975, 1014, 1040, 1170, 1200, 1248, 1300, 1352, 1440, 1521, 1560, 1690, 1800, 1872, 1950, 2028, 2080, 2340, 2400, 2535, 2600, 2704, 2925, 3042, 3120, 3380, 3600, 3744, 3900, 4056, 4225, 4680, 5070, 5200, 5408, 5850, 6084, 6240, 6760, 7200, 7605, 7800, 8112, 8450, 9360, 10140, 10400, 11700, 12168, 12675, 13520, 15210, 15600, 16224, 16900, 18720, 20280, 23400, 24336, 25350, 27040, 30420, 31200, 33800, 38025, 40560, 46800, 48672, 50700, 60840, 67600, 76050, 81120, 93600, 101400, 121680, 135200, 152100, 202800, 243360, 304200, 405600, 608400, 1216800]

約数ペア:

[(1, 1216800), (2, 608400), (3, 405600), (4, 304200), (5, 243360), (6, 202800), (8, 152100), (9, 135200), (10, 121680), (12, 101400), (13, 93600), (15, 81120), (16, 76050), (18, 67600), (20, 60840), (24, 50700), (25, 48672), (26, 46800), (30, 40560), (32, 38025), (36, 33800), (39, 31200), (40, 30420), (45, 27040), (48, 25350), (50, 24336), (52, 23400), (60, 20280), (65, 18720), (72, 16900), (75, 16224), (78, 15600), (80, 15210), (90, 13520), (96, 12675), (100, 12168), (104, 11700), (117, 10400), (120, 10140), (130, 9360), (144, 8450), (150, 8112), (156, 7800), (160, 7605), (169, 7200), (180, 6760), (195, 6240), (200, 6084), (208, 5850), (225, 5408), (234, 5200), (240, 5070), (260, 4680), (288, 4225), (300, 4056), (312, 3900), (325, 3744), (338, 3600), (360, 3380), (390, 3120), (400, 3042), (416, 2925), (450, 2704), (468, 2600), (480, 2535), (507, 2400), (520, 2340), (585, 2080), (600, 2028), (624, 1950), (650, 1872), (676, 1800), (720, 1690), (780, 1560), (800, 1521), (845, 1440), (900, 1352), (936, 1300), (975, 1248), (1014, 1200), (1040, 1170)]