266334640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{751}}^1$

素因数の和:819

約数の個数: 160

約数和(自身を含む): 751951872

約数和(自身を除く): 485617232

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 80, 88, 104, 110, 124, 130, 143, 155, 176, 208, 220, 248, 260, 286, 310, 341, 403, 440, 496, 520, 572, 620, 682, 715, 751, 806, 880, 1040, 1144, 1240, 1364, 1430, 1502, 1612, 1705, 2015, 2288, 2480, 2728, 2860, 3004, 3224, 3410, 3755, 4030, 4433, 5456, 5720, 6008, 6448, 6820, 7510, 8060, 8261, 8866, 9763, 11440, 12016, 13640, 15020, 16120, 16522, 17732, 19526, 22165, 23281, 27280, 30040, 32240, 33044, 35464, 39052, 41305, 44330, 46562, 48815, 60080, 66088, 70928, 78104, 82610, 88660, 93124, 97630, 107393, 116405, 132176, 156208, 165220, 177320, 186248, 195260, 214786, 232810, 256091, 302653, 330440, 354640, 372496, 390520, 429572, 465620, 512182, 536965, 605306, 660880, 781040, 859144, 931240, 1024364, 1073930, 1210612, 1280455, 1513265, 1718288, 1862480, 2048728, 2147860, 2421224, 2560910, 3026530, 3329183, 4097456, 4295720, 4842448, 5121820, 6053060, 6658366, 8591440, 10243640, 12106120, 13316732, 16645915, 20487280, 24212240, 26633464, 33291830, 53266928, 66583660, 133167320, 266334640]

約数ペア:

[(1, 266334640), (2, 133167320), (4, 66583660), (5, 53266928), (8, 33291830), (10, 26633464), (11, 24212240), (13, 20487280), (16, 16645915), (20, 13316732), (22, 12106120), (26, 10243640), (31, 8591440), (40, 6658366), (44, 6053060), (52, 5121820), (55, 4842448), (62, 4295720), (65, 4097456), (80, 3329183), (88, 3026530), (104, 2560910), (110, 2421224), (124, 2147860), (130, 2048728), (143, 1862480), (155, 1718288), (176, 1513265), (208, 1280455), (220, 1210612), (248, 1073930), (260, 1024364), (286, 931240), (310, 859144), (341, 781040), (403, 660880), (440, 605306), (496, 536965), (520, 512182), (572, 465620), (620, 429572), (682, 390520), (715, 372496), (751, 354640), (806, 330440), (880, 302653), (1040, 256091), (1144, 232810), (1240, 214786), (1364, 195260), (1430, 186248), (1502, 177320), (1612, 165220), (1705, 156208), (2015, 132176), (2288, 116405), (2480, 107393), (2728, 97630), (2860, 93124), (3004, 88660), (3224, 82610), (3410, 78104), (3755, 70928), (4030, 66088), (4433, 60080), (5456, 48815), (5720, 46562), (6008, 44330), (6448, 41305), (6820, 39052), (7510, 35464), (8060, 33044), (8261, 32240), (8866, 30040), (9763, 27280), (11440, 23281), (12016, 22165), (13640, 19526), (15020, 17732), (16120, 16522)]