1215858160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:407

約数の個数: 160

約数和(自身を含む): 3181939200

約数和(自身を除く): 1966081040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 53, 55, 80, 88, 106, 110, 131, 176, 199, 212, 220, 262, 265, 398, 424, 440, 524, 530, 583, 655, 796, 848, 880, 995, 1048, 1060, 1166, 1310, 1441, 1592, 1990, 2096, 2120, 2189, 2332, 2620, 2882, 2915, 3184, 3980, 4240, 4378, 4664, 5240, 5764, 5830, 6943, 7205, 7960, 8756, 9328, 10480, 10547, 10945, 11528, 11660, 13886, 14410, 15920, 17512, 21094, 21890, 23056, 23320, 26069, 27772, 28820, 34715, 35024, 42188, 43780, 46640, 52138, 52735, 55544, 57640, 69430, 76373, 84376, 87560, 104276, 105470, 111088, 115280, 116017, 130345, 138860, 152746, 168752, 175120, 208552, 210940, 232034, 260690, 277720, 286759, 305492, 381865, 417104, 421880, 464068, 521380, 555440, 573518, 580085, 610984, 763730, 843760, 928136, 1042760, 1147036, 1160170, 1221968, 1381657, 1433795, 1527460, 1856272, 2085520, 2294072, 2320340, 2763314, 2867590, 3054920, 4588144, 4640680, 5526628, 5735180, 6109840, 6908285, 9281360, 11053256, 11470360, 13816570, 15198227, 22106512, 22940720, 27633140, 30396454, 55266280, 60792908, 75991135, 110532560, 121585816, 151982270, 243171632, 303964540, 607929080, 1215858160]

約数ペア:

[(1, 1215858160), (2, 607929080), (4, 303964540), (5, 243171632), (8, 151982270), (10, 121585816), (11, 110532560), (16, 75991135), (20, 60792908), (22, 55266280), (40, 30396454), (44, 27633140), (53, 22940720), (55, 22106512), (80, 15198227), (88, 13816570), (106, 11470360), (110, 11053256), (131, 9281360), (176, 6908285), (199, 6109840), (212, 5735180), (220, 5526628), (262, 4640680), (265, 4588144), (398, 3054920), (424, 2867590), (440, 2763314), (524, 2320340), (530, 2294072), (583, 2085520), (655, 1856272), (796, 1527460), (848, 1433795), (880, 1381657), (995, 1221968), (1048, 1160170), (1060, 1147036), (1166, 1042760), (1310, 928136), (1441, 843760), (1592, 763730), (1990, 610984), (2096, 580085), (2120, 573518), (2189, 555440), (2332, 521380), (2620, 464068), (2882, 421880), (2915, 417104), (3184, 381865), (3980, 305492), (4240, 286759), (4378, 277720), (4664, 260690), (5240, 232034), (5764, 210940), (5830, 208552), (6943, 175120), (7205, 168752), (7960, 152746), (8756, 138860), (9328, 130345), (10480, 116017), (10547, 115280), (10945, 111088), (11528, 105470), (11660, 104276), (13886, 87560), (14410, 84376), (15920, 76373), (17512, 69430), (21094, 57640), (21890, 55544), (23056, 52735), (23320, 52138), (26069, 46640), (27772, 43780), (28820, 42188), (34715, 35024)]