123256560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:300

約数の個数: 240

約数和(自身を含む): 455970816

約数和(自身を除く): 332714256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 47, 48, 49, 56, 60, 70, 80, 84, 94, 98, 105, 112, 120, 140, 141, 147, 168, 188, 196, 210, 223, 235, 240, 245, 280, 282, 294, 329, 336, 376, 392, 420, 446, 470, 490, 560, 564, 588, 658, 669, 705, 735, 752, 784, 840, 892, 940, 980, 987, 1115, 1128, 1176, 1316, 1338, 1410, 1470, 1561, 1645, 1680, 1784, 1880, 1960, 1974, 2230, 2256, 2303, 2352, 2632, 2676, 2820, 2940, 3122, 3290, 3345, 3568, 3760, 3920, 3948, 4460, 4606, 4683, 4935, 5264, 5352, 5640, 5880, 6244, 6580, 6690, 6909, 7805, 7896, 8920, 9212, 9366, 9870, 10481, 10704, 10927, 11280, 11515, 11760, 12488, 13160, 13380, 13818, 15610, 15792, 17840, 18424, 18732, 19740, 20962, 21854, 23030, 23415, 24976, 26320, 26760, 27636, 31220, 31443, 32781, 34545, 36848, 37464, 39480, 41924, 43708, 46060, 46830, 52405, 53520, 54635, 55272, 62440, 62886, 65562, 69090, 73367, 74928, 78960, 83848, 87416, 92120, 93660, 104810, 109270, 110544, 124880, 125772, 131124, 138180, 146734, 157215, 163905, 167696, 174832, 184240, 187320, 209620, 218540, 220101, 251544, 262248, 276360, 293468, 314430, 327810, 366835, 374640, 419240, 437080, 440202, 503088, 513569, 524496, 552720, 586936, 628860, 655620, 733670, 838480, 874160, 880404, 1027138, 1100505, 1173872, 1257720, 1311240, 1467340, 1540707, 1760808, 2054276, 2201010, 2515440, 2567845, 2622480, 2934680, 3081414, 3521616, 4108552, 4402020, 5135690, 5869360, 6162828, 7703535, 8217104, 8804040, 10271380, 12325656, 15407070, 17608080, 20542760, 24651312, 30814140, 41085520, 61628280, 123256560]

約数ペア:

[(1, 123256560), (2, 61628280), (3, 41085520), (4, 30814140), (5, 24651312), (6, 20542760), (7, 17608080), (8, 15407070), (10, 12325656), (12, 10271380), (14, 8804040), (15, 8217104), (16, 7703535), (20, 6162828), (21, 5869360), (24, 5135690), (28, 4402020), (30, 4108552), (35, 3521616), (40, 3081414), (42, 2934680), (47, 2622480), (48, 2567845), (49, 2515440), (56, 2201010), (60, 2054276), (70, 1760808), (80, 1540707), (84, 1467340), (94, 1311240), (98, 1257720), (105, 1173872), (112, 1100505), (120, 1027138), (140, 880404), (141, 874160), (147, 838480), (168, 733670), (188, 655620), (196, 628860), (210, 586936), (223, 552720), (235, 524496), (240, 513569), (245, 503088), (280, 440202), (282, 437080), (294, 419240), (329, 374640), (336, 366835), (376, 327810), (392, 314430), (420, 293468), (446, 276360), (470, 262248), (490, 251544), (560, 220101), (564, 218540), (588, 209620), (658, 187320), (669, 184240), (705, 174832), (735, 167696), (752, 163905), (784, 157215), (840, 146734), (892, 138180), (940, 131124), (980, 125772), (987, 124880), (1115, 110544), (1128, 109270), (1176, 104810), (1316, 93660), (1338, 92120), (1410, 87416), (1470, 83848), (1561, 78960), (1645, 74928), (1680, 73367), (1784, 69090), (1880, 65562), (1960, 62886), (1974, 62440), (2230, 55272), (2256, 54635), (2303, 53520), (2352, 52405), (2632, 46830), (2676, 46060), (2820, 43708), (2940, 41924), (3122, 39480), (3290, 37464), (3345, 36848), (3568, 34545), (3760, 32781), (3920, 31443), (3948, 31220), (4460, 27636), (4606, 26760), (4683, 26320), (4935, 24976), (5264, 23415), (5352, 23030), (5640, 21854), (5880, 20962), (6244, 19740), (6580, 18732), (6690, 18424), (6909, 17840), (7805, 15792), (7896, 15610), (8920, 13818), (9212, 13380), (9366, 13160), (9870, 12488), (10481, 11760), (10704, 11515), (10927, 11280)]