1338322560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{18839}}^1$

素因数の和:18898

約数の個数: 128

約数和(自身を含む): 4381430400

約数和(自身を除く): 3043107840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 240, 296, 320, 370, 384, 444, 480, 555, 592, 640, 740, 888, 960, 1110, 1184, 1480, 1776, 1920, 2220, 2368, 2960, 3552, 4440, 4736, 5920, 7104, 8880, 11840, 14208, 17760, 18839, 23680, 35520, 37678, 56517, 71040, 75356, 94195, 113034, 150712, 188390, 226068, 282585, 301424, 376780, 452136, 565170, 602848, 697043, 753560, 904272, 1130340, 1205696, 1394086, 1507120, 1808544, 2091129, 2260680, 2411392, 2788172, 3014240, 3485215, 3617088, 4182258, 4521360, 5576344, 6028480, 6970430, 7234176, 8364516, 9042720, 10455645, 11152688, 12056960, 13940860, 16729032, 18085440, 20911290, 22305376, 27881720, 33458064, 36170880, 41822580, 44610752, 55763440, 66916128, 83645160, 89221504, 111526880, 133832256, 167290320, 223053760, 267664512, 334580640, 446107520, 669161280, 1338322560]

約数ペア:

[(1, 1338322560), (2, 669161280), (3, 446107520), (4, 334580640), (5, 267664512), (6, 223053760), (8, 167290320), (10, 133832256), (12, 111526880), (15, 89221504), (16, 83645160), (20, 66916128), (24, 55763440), (30, 44610752), (32, 41822580), (37, 36170880), (40, 33458064), (48, 27881720), (60, 22305376), (64, 20911290), (74, 18085440), (80, 16729032), (96, 13940860), (111, 12056960), (120, 11152688), (128, 10455645), (148, 9042720), (160, 8364516), (185, 7234176), (192, 6970430), (222, 6028480), (240, 5576344), (296, 4521360), (320, 4182258), (370, 3617088), (384, 3485215), (444, 3014240), (480, 2788172), (555, 2411392), (592, 2260680), (640, 2091129), (740, 1808544), (888, 1507120), (960, 1394086), (1110, 1205696), (1184, 1130340), (1480, 904272), (1776, 753560), (1920, 697043), (2220, 602848), (2368, 565170), (2960, 452136), (3552, 376780), (4440, 301424), (4736, 282585), (5920, 226068), (7104, 188390), (8880, 150712), (11840, 113034), (14208, 94195), (17760, 75356), (18839, 71040), (23680, 56517), (35520, 37678)]