1288200880

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:471

約数の個数: 160

約数和(自身を含む): 3265416000

約数和(自身を除く): 1977215120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 37, 40, 43, 58, 74, 80, 86, 116, 145, 148, 172, 185, 215, 232, 290, 296, 344, 349, 370, 430, 464, 580, 592, 688, 698, 740, 860, 1073, 1160, 1247, 1396, 1480, 1591, 1720, 1745, 2146, 2320, 2494, 2792, 2960, 3182, 3440, 3490, 4292, 4988, 5365, 5584, 6235, 6364, 6980, 7955, 8584, 9976, 10121, 10730, 12470, 12728, 12913, 13960, 15007, 15910, 17168, 19952, 20242, 21460, 24940, 25456, 25826, 27920, 30014, 31820, 40484, 42920, 46139, 49880, 50605, 51652, 60028, 63640, 64565, 75035, 80968, 85840, 92278, 99760, 101210, 103304, 120056, 127280, 129130, 150070, 161936, 184556, 202420, 206608, 230695, 240112, 258260, 300140, 369112, 374477, 404840, 435203, 461390, 516520, 555259, 600280, 738224, 748954, 809680, 870406, 922780, 1033040, 1110518, 1200560, 1497908, 1740812, 1845560, 1872385, 2176015, 2221036, 2776295, 2995816, 3481624, 3691120, 3744770, 4352030, 4442072, 5552590, 5991632, 6963248, 7489540, 8704060, 8884144, 11105180, 14979080, 16102511, 17408120, 22210360, 29958160, 32205022, 34816240, 44420720, 64410044, 80512555, 128820088, 161025110, 257640176, 322050220, 644100440, 1288200880]

約数ペア:

[(1, 1288200880), (2, 644100440), (4, 322050220), (5, 257640176), (8, 161025110), (10, 128820088), (16, 80512555), (20, 64410044), (29, 44420720), (37, 34816240), (40, 32205022), (43, 29958160), (58, 22210360), (74, 17408120), (80, 16102511), (86, 14979080), (116, 11105180), (145, 8884144), (148, 8704060), (172, 7489540), (185, 6963248), (215, 5991632), (232, 5552590), (290, 4442072), (296, 4352030), (344, 3744770), (349, 3691120), (370, 3481624), (430, 2995816), (464, 2776295), (580, 2221036), (592, 2176015), (688, 1872385), (698, 1845560), (740, 1740812), (860, 1497908), (1073, 1200560), (1160, 1110518), (1247, 1033040), (1396, 922780), (1480, 870406), (1591, 809680), (1720, 748954), (1745, 738224), (2146, 600280), (2320, 555259), (2494, 516520), (2792, 461390), (2960, 435203), (3182, 404840), (3440, 374477), (3490, 369112), (4292, 300140), (4988, 258260), (5365, 240112), (5584, 230695), (6235, 206608), (6364, 202420), (6980, 184556), (7955, 161936), (8584, 150070), (9976, 129130), (10121, 127280), (10730, 120056), (12470, 103304), (12728, 101210), (12913, 99760), (13960, 92278), (15007, 85840), (15910, 80968), (17168, 75035), (19952, 64565), (20242, 63640), (21460, 60028), (24940, 51652), (25456, 50605), (25826, 49880), (27920, 46139), (30014, 42920), (31820, 40484)]