17947440

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{1187}}^1$

素因数の和:1216

約数の個数: 160

約数和(自身を含む): 70709760

約数和(自身を除く): 52762320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1187, 1260, 1512, 1680, 1890, 2160, 2374, 2520, 3024, 3561, 3780, 4748, 5040, 5935, 7122, 7560, 8309, 9496, 10683, 11870, 14244, 15120, 16618, 17805, 18992, 21366, 23740, 24927, 28488, 32049, 33236, 35610, 41545, 42732, 47480, 49854, 53415, 56976, 64098, 66472, 71220, 74781, 83090, 85464, 94960, 99708, 106830, 124635, 128196, 132944, 142440, 149562, 160245, 166180, 170928, 199416, 213660, 224343, 249270, 256392, 284880, 299124, 320490, 332360, 373905, 398832, 427320, 448686, 498540, 512784, 598248, 640980, 664720, 747810, 854640, 897372, 997080, 1121715, 1196496, 1281960, 1495620, 1794744, 1994160, 2243430, 2563920, 2991240, 3589488, 4486860, 5982480, 8973720, 17947440]

約数ペア:

[(1, 17947440), (2, 8973720), (3, 5982480), (4, 4486860), (5, 3589488), (6, 2991240), (7, 2563920), (8, 2243430), (9, 1994160), (10, 1794744), (12, 1495620), (14, 1281960), (15, 1196496), (16, 1121715), (18, 997080), (20, 897372), (21, 854640), (24, 747810), (27, 664720), (28, 640980), (30, 598248), (35, 512784), (36, 498540), (40, 448686), (42, 427320), (45, 398832), (48, 373905), (54, 332360), (56, 320490), (60, 299124), (63, 284880), (70, 256392), (72, 249270), (80, 224343), (84, 213660), (90, 199416), (105, 170928), (108, 166180), (112, 160245), (120, 149562), (126, 142440), (135, 132944), (140, 128196), (144, 124635), (168, 106830), (180, 99708), (189, 94960), (210, 85464), (216, 83090), (240, 74781), (252, 71220), (270, 66472), (280, 64098), (315, 56976), (336, 53415), (360, 49854), (378, 47480), (420, 42732), (432, 41545), (504, 35610), (540, 33236), (560, 32049), (630, 28488), (720, 24927), (756, 23740), (840, 21366), (945, 18992), (1008, 17805), (1080, 16618), (1187, 15120), (1260, 14244), (1512, 11870), (1680, 10683), (1890, 9496), (2160, 8309), (2374, 7560), (2520, 7122), (3024, 5935), (3561, 5040), (3780, 4748)]