489319680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1613}}^1$

素因数の和:1716

約数の個数: 144

約数和(自身を含む): 1583527680

約数和(自身を除く): 1094208000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 237, 240, 256, 316, 320, 384, 395, 474, 480, 632, 640, 768, 790, 948, 960, 1185, 1264, 1280, 1580, 1613, 1896, 1920, 2370, 2528, 3160, 3226, 3792, 3840, 4740, 4839, 5056, 6320, 6452, 7584, 8065, 9480, 9678, 10112, 12640, 12904, 15168, 16130, 18960, 19356, 20224, 24195, 25280, 25808, 30336, 32260, 37920, 38712, 48390, 50560, 51616, 60672, 64520, 75840, 77424, 96780, 101120, 103232, 127427, 129040, 151680, 154848, 193560, 206464, 254854, 258080, 303360, 309696, 382281, 387120, 412928, 509708, 516160, 619392, 637135, 764562, 774240, 1019416, 1032320, 1238784, 1274270, 1529124, 1548480, 1911405, 2038832, 2064640, 2548540, 3058248, 3096960, 3822810, 4077664, 5097080, 6116496, 6193920, 7645620, 8155328, 10194160, 12232992, 15291240, 16310656, 20388320, 24465984, 30582480, 32621312, 40776640, 48931968, 61164960, 81553280, 97863936, 122329920, 163106560, 244659840, 489319680]

約数ペア:

[(1, 489319680), (2, 244659840), (3, 163106560), (4, 122329920), (5, 97863936), (6, 81553280), (8, 61164960), (10, 48931968), (12, 40776640), (15, 32621312), (16, 30582480), (20, 24465984), (24, 20388320), (30, 16310656), (32, 15291240), (40, 12232992), (48, 10194160), (60, 8155328), (64, 7645620), (79, 6193920), (80, 6116496), (96, 5097080), (120, 4077664), (128, 3822810), (158, 3096960), (160, 3058248), (192, 2548540), (237, 2064640), (240, 2038832), (256, 1911405), (316, 1548480), (320, 1529124), (384, 1274270), (395, 1238784), (474, 1032320), (480, 1019416), (632, 774240), (640, 764562), (768, 637135), (790, 619392), (948, 516160), (960, 509708), (1185, 412928), (1264, 387120), (1280, 382281), (1580, 309696), (1613, 303360), (1896, 258080), (1920, 254854), (2370, 206464), (2528, 193560), (3160, 154848), (3226, 151680), (3792, 129040), (3840, 127427), (4740, 103232), (4839, 101120), (5056, 96780), (6320, 77424), (6452, 75840), (7584, 64520), (8065, 60672), (9480, 51616), (9678, 50560), (10112, 48390), (12640, 38712), (12904, 37920), (15168, 32260), (16130, 30336), (18960, 25808), (19356, 25280), (20224, 24195)]