1555121520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1049}}^1$

素因数の和:1168

約数の個数: 240

約数和(自身を含む): 5484024000

約数和(自身を除く): 3928902480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 71, 72, 80, 87, 90, 116, 120, 142, 144, 145, 174, 180, 213, 232, 240, 261, 284, 290, 348, 355, 360, 426, 435, 464, 522, 568, 580, 639, 696, 710, 720, 852, 870, 1044, 1049, 1065, 1136, 1160, 1278, 1305, 1392, 1420, 1704, 1740, 2059, 2088, 2098, 2130, 2320, 2556, 2610, 2840, 3147, 3195, 3408, 3480, 4118, 4176, 4196, 4260, 5112, 5220, 5245, 5680, 6177, 6294, 6390, 6960, 8236, 8392, 8520, 9441, 10224, 10295, 10440, 10490, 12354, 12588, 12780, 15735, 16472, 16784, 17040, 18531, 18882, 20590, 20880, 20980, 24708, 25176, 25560, 30421, 30885, 31470, 32944, 37062, 37764, 41180, 41960, 47205, 49416, 50352, 51120, 60842, 61770, 62940, 74124, 74479, 75528, 82360, 83920, 91263, 92655, 94410, 98832, 121684, 123540, 125880, 148248, 148958, 151056, 152105, 164720, 182526, 185310, 188820, 223437, 243368, 247080, 251760, 273789, 296496, 297916, 304210, 365052, 370620, 372395, 377640, 446874, 456315, 486736, 494160, 547578, 595832, 608420, 670311, 730104, 741240, 744790, 755280, 893748, 912630, 1095156, 1117185, 1191664, 1216840, 1340622, 1368945, 1460208, 1482480, 1489580, 1787496, 1825260, 2159891, 2190312, 2234370, 2433680, 2681244, 2737890, 2979160, 3351555, 3574992, 3650520, 4319782, 4380624, 4468740, 5362488, 5475780, 5958320, 6479673, 6703110, 7301040, 8639564, 8937480, 10724976, 10799455, 10951560, 12959346, 13406220, 17279128, 17874960, 19439019, 21598910, 21903120, 25918692, 26812440, 32398365, 34558256, 38878038, 43197820, 51837384, 53624880, 64796730, 77756076, 86395640, 97195095, 103674768, 129593460, 155512152, 172791280, 194390190, 259186920, 311024304, 388780380, 518373840, 777560760, 1555121520]

約数ペア:

[(1, 1555121520), (2, 777560760), (3, 518373840), (4, 388780380), (5, 311024304), (6, 259186920), (8, 194390190), (9, 172791280), (10, 155512152), (12, 129593460), (15, 103674768), (16, 97195095), (18, 86395640), (20, 77756076), (24, 64796730), (29, 53624880), (30, 51837384), (36, 43197820), (40, 38878038), (45, 34558256), (48, 32398365), (58, 26812440), (60, 25918692), (71, 21903120), (72, 21598910), (80, 19439019), (87, 17874960), (90, 17279128), (116, 13406220), (120, 12959346), (142, 10951560), (144, 10799455), (145, 10724976), (174, 8937480), (180, 8639564), (213, 7301040), (232, 6703110), (240, 6479673), (261, 5958320), (284, 5475780), (290, 5362488), (348, 4468740), (355, 4380624), (360, 4319782), (426, 3650520), (435, 3574992), (464, 3351555), (522, 2979160), (568, 2737890), (580, 2681244), (639, 2433680), (696, 2234370), (710, 2190312), (720, 2159891), (852, 1825260), (870, 1787496), (1044, 1489580), (1049, 1482480), (1065, 1460208), (1136, 1368945), (1160, 1340622), (1278, 1216840), (1305, 1191664), (1392, 1117185), (1420, 1095156), (1704, 912630), (1740, 893748), (2059, 755280), (2088, 744790), (2098, 741240), (2130, 730104), (2320, 670311), (2556, 608420), (2610, 595832), (2840, 547578), (3147, 494160), (3195, 486736), (3408, 456315), (3480, 446874), (4118, 377640), (4176, 372395), (4196, 370620), (4260, 365052), (5112, 304210), (5220, 297916), (5245, 296496), (5680, 273789), (6177, 251760), (6294, 247080), (6390, 243368), (6960, 223437), (8236, 188820), (8392, 185310), (8520, 182526), (9441, 164720), (10224, 152105), (10295, 151056), (10440, 148958), (10490, 148248), (12354, 125880), (12588, 123540), (12780, 121684), (15735, 98832), (16472, 94410), (16784, 92655), (17040, 91263), (18531, 83920), (18882, 82360), (20590, 75528), (20880, 74479), (20980, 74124), (24708, 62940), (25176, 61770), (25560, 60842), (30421, 51120), (30885, 50352), (31470, 49416), (32944, 47205), (37062, 41960), (37764, 41180)]