323930560

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:414

約数の個数: 112

約数和(自身を含む): 802660320

約数和(自身を除く): 478729760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 109, 148, 160, 185, 218, 251, 296, 320, 370, 436, 502, 545, 592, 740, 872, 1004, 1090, 1184, 1255, 1480, 1744, 2008, 2180, 2368, 2510, 2960, 3488, 4016, 4033, 4360, 5020, 5920, 6976, 8032, 8066, 8720, 9287, 10040, 11840, 16064, 16132, 17440, 18574, 20080, 20165, 27359, 32264, 34880, 37148, 40160, 40330, 46435, 54718, 64528, 74296, 80320, 80660, 92870, 109436, 129056, 136795, 148592, 161320, 185740, 218872, 258112, 273590, 297184, 322640, 371480, 437744, 547180, 594368, 645280, 742960, 875488, 1012283, 1094360, 1290560, 1485920, 1750976, 2024566, 2188720, 2971840, 4049132, 4377440, 5061415, 8098264, 8754880, 10122830, 16196528, 20245660, 32393056, 40491320, 64786112, 80982640, 161965280, 323930560]

約数ペア:

[(1, 323930560), (2, 161965280), (4, 80982640), (5, 64786112), (8, 40491320), (10, 32393056), (16, 20245660), (20, 16196528), (32, 10122830), (37, 8754880), (40, 8098264), (64, 5061415), (74, 4377440), (80, 4049132), (109, 2971840), (148, 2188720), (160, 2024566), (185, 1750976), (218, 1485920), (251, 1290560), (296, 1094360), (320, 1012283), (370, 875488), (436, 742960), (502, 645280), (545, 594368), (592, 547180), (740, 437744), (872, 371480), (1004, 322640), (1090, 297184), (1184, 273590), (1255, 258112), (1480, 218872), (1744, 185740), (2008, 161320), (2180, 148592), (2368, 136795), (2510, 129056), (2960, 109436), (3488, 92870), (4016, 80660), (4033, 80320), (4360, 74296), (5020, 64528), (5920, 54718), (6976, 46435), (8032, 40330), (8066, 40160), (8720, 37148), (9287, 34880), (10040, 32264), (11840, 27359), (16064, 20165), (16132, 20080), (17440, 18574)]