243360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^2$

素因数の和:47

約数の個数: 108

約数和(自身を含む): 899262

約数和(自身を除く): 655902

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 169, 180, 195, 208, 234, 240, 260, 288, 312, 338, 360, 390, 416, 468, 480, 507, 520, 585, 624, 676, 720, 780, 845, 936, 1014, 1040, 1170, 1248, 1352, 1440, 1521, 1560, 1690, 1872, 2028, 2080, 2340, 2535, 2704, 3042, 3120, 3380, 3744, 4056, 4680, 5070, 5408, 6084, 6240, 6760, 7605, 8112, 9360, 10140, 12168, 13520, 15210, 16224, 18720, 20280, 24336, 27040, 30420, 40560, 48672, 60840, 81120, 121680, 243360]

約数ペア:

[(1, 243360), (2, 121680), (3, 81120), (4, 60840), (5, 48672), (6, 40560), (8, 30420), (9, 27040), (10, 24336), (12, 20280), (13, 18720), (15, 16224), (16, 15210), (18, 13520), (20, 12168), (24, 10140), (26, 9360), (30, 8112), (32, 7605), (36, 6760), (39, 6240), (40, 6084), (45, 5408), (48, 5070), (52, 4680), (60, 4056), (65, 3744), (72, 3380), (78, 3120), (80, 3042), (90, 2704), (96, 2535), (104, 2340), (117, 2080), (120, 2028), (130, 1872), (144, 1690), (156, 1560), (160, 1521), (169, 1440), (180, 1352), (195, 1248), (208, 1170), (234, 1040), (240, 1014), (260, 936), (288, 845), (312, 780), (338, 720), (360, 676), (390, 624), (416, 585), (468, 520), (480, 507)]