639707640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{3389}}^1$

素因数の和:3438

約数の個数: 192

約数和(自身を含む): 2272384800

約数和(自身を除く): 1632677160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 121, 130, 132, 143, 156, 165, 195, 220, 242, 260, 264, 286, 312, 330, 363, 390, 429, 440, 484, 520, 572, 605, 660, 715, 726, 780, 858, 968, 1144, 1210, 1320, 1430, 1452, 1560, 1573, 1716, 1815, 2145, 2420, 2860, 2904, 3146, 3389, 3432, 3630, 4290, 4719, 4840, 5720, 6292, 6778, 7260, 7865, 8580, 9438, 10167, 12584, 13556, 14520, 15730, 16945, 17160, 18876, 20334, 23595, 27112, 31460, 33890, 37279, 37752, 40668, 44057, 47190, 50835, 62920, 67780, 74558, 81336, 88114, 94380, 101670, 111837, 132171, 135560, 149116, 176228, 186395, 188760, 203340, 220285, 223674, 264342, 298232, 352456, 372790, 406680, 410069, 440570, 447348, 484627, 528684, 559185, 660855, 745580, 820138, 881140, 894696, 969254, 1057368, 1118370, 1230207, 1321710, 1453881, 1491160, 1640276, 1762280, 1938508, 2050345, 2236740, 2423135, 2460414, 2643420, 2907762, 3280552, 3877016, 4100690, 4473480, 4846270, 4920828, 5286840, 5330897, 5815524, 6151035, 7269405, 8201380, 9692540, 9841656, 10661794, 11631048, 12302070, 14538810, 15992691, 16402760, 19385080, 21323588, 24604140, 26654485, 29077620, 31985382, 42647176, 49208280, 53308970, 58155240, 63970764, 79963455, 106617940, 127941528, 159926910, 213235880, 319853820, 639707640]

約数ペア:

[(1, 639707640), (2, 319853820), (3, 213235880), (4, 159926910), (5, 127941528), (6, 106617940), (8, 79963455), (10, 63970764), (11, 58155240), (12, 53308970), (13, 49208280), (15, 42647176), (20, 31985382), (22, 29077620), (24, 26654485), (26, 24604140), (30, 21323588), (33, 19385080), (39, 16402760), (40, 15992691), (44, 14538810), (52, 12302070), (55, 11631048), (60, 10661794), (65, 9841656), (66, 9692540), (78, 8201380), (88, 7269405), (104, 6151035), (110, 5815524), (120, 5330897), (121, 5286840), (130, 4920828), (132, 4846270), (143, 4473480), (156, 4100690), (165, 3877016), (195, 3280552), (220, 2907762), (242, 2643420), (260, 2460414), (264, 2423135), (286, 2236740), (312, 2050345), (330, 1938508), (363, 1762280), (390, 1640276), (429, 1491160), (440, 1453881), (484, 1321710), (520, 1230207), (572, 1118370), (605, 1057368), (660, 969254), (715, 894696), (726, 881140), (780, 820138), (858, 745580), (968, 660855), (1144, 559185), (1210, 528684), (1320, 484627), (1430, 447348), (1452, 440570), (1560, 410069), (1573, 406680), (1716, 372790), (1815, 352456), (2145, 298232), (2420, 264342), (2860, 223674), (2904, 220285), (3146, 203340), (3389, 188760), (3432, 186395), (3630, 176228), (4290, 149116), (4719, 135560), (4840, 132171), (5720, 111837), (6292, 101670), (6778, 94380), (7260, 88114), (7865, 81336), (8580, 74558), (9438, 67780), (10167, 62920), (12584, 50835), (13556, 47190), (14520, 44057), (15730, 40668), (16945, 37752), (17160, 37279), (18876, 33890), (20334, 31460), (23595, 27112)]