2001738891920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{65713}}^1$

素因数の和:66001

約数の個数: 160

約数和(自身を含む): 4900073232384

約数和(自身を除く): 2898334340464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 71, 80, 124, 142, 155, 173, 248, 284, 310, 346, 355, 496, 568, 620, 692, 710, 865, 1136, 1240, 1384, 1420, 1730, 2201, 2480, 2768, 2840, 3460, 4402, 5363, 5680, 6920, 8804, 10726, 11005, 12283, 13840, 17608, 21452, 22010, 24566, 26815, 35216, 42904, 44020, 49132, 53630, 61415, 65713, 85808, 88040, 98264, 107260, 122830, 131426, 176080, 196528, 214520, 245660, 262852, 328565, 380773, 429040, 491320, 525704, 657130, 761546, 982640, 1051408, 1314260, 1523092, 1903865, 2037103, 2628520, 3046184, 3807730, 4074206, 4665623, 5257040, 6092368, 7615460, 8148412, 9331246, 10185515, 11368349, 15230920, 16296824, 18662492, 20371030, 22736698, 23328115, 30461840, 32593648, 37324984, 40742060, 45473396, 46656230, 56841745, 74649968, 81484120, 90946792, 93312460, 113683490, 144634313, 162968240, 181893584, 186624920, 227366980, 289268626, 352418819, 373249840, 454733960, 578537252, 704837638, 723171565, 807152779, 909467920, 1157074504, 1409675276, 1446343130, 1614305558, 1762094095, 2314149008, 2819350552, 2892686260, 3228611116, 3524188190, 4035763895, 5638701104, 5785372520, 6457222232, 7048376380, 8071527790, 11570745040, 12914444464, 14096752760, 16143055580, 25021736149, 28193505520, 32286111160, 50043472298, 64572222320, 100086944596, 125108680745, 200173889192, 250217361490, 400347778384, 500434722980, 1000869445960, 2001738891920]

約数ペア:

[(1, 2001738891920), (2, 1000869445960), (4, 500434722980), (5, 400347778384), (8, 250217361490), (10, 200173889192), (16, 125108680745), (20, 100086944596), (31, 64572222320), (40, 50043472298), (62, 32286111160), (71, 28193505520), (80, 25021736149), (124, 16143055580), (142, 14096752760), (155, 12914444464), (173, 11570745040), (248, 8071527790), (284, 7048376380), (310, 6457222232), (346, 5785372520), (355, 5638701104), (496, 4035763895), (568, 3524188190), (620, 3228611116), (692, 2892686260), (710, 2819350552), (865, 2314149008), (1136, 1762094095), (1240, 1614305558), (1384, 1446343130), (1420, 1409675276), (1730, 1157074504), (2201, 909467920), (2480, 807152779), (2768, 723171565), (2840, 704837638), (3460, 578537252), (4402, 454733960), (5363, 373249840), (5680, 352418819), (6920, 289268626), (8804, 227366980), (10726, 186624920), (11005, 181893584), (12283, 162968240), (13840, 144634313), (17608, 113683490), (21452, 93312460), (22010, 90946792), (24566, 81484120), (26815, 74649968), (35216, 56841745), (42904, 46656230), (44020, 45473396), (49132, 40742060), (53630, 37324984), (61415, 32593648), (65713, 30461840), (85808, 23328115), (88040, 22736698), (98264, 20371030), (107260, 18662492), (122830, 16296824), (131426, 15230920), (176080, 11368349), (196528, 10185515), (214520, 9331246), (245660, 8148412), (262852, 7615460), (328565, 6092368), (380773, 5257040), (429040, 4665623), (491320, 4074206), (525704, 3807730), (657130, 3046184), (761546, 2628520), (982640, 2037103), (1051408, 1903865), (1314260, 1523092)]