138889707320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1259}}^1\times {\mathrm{30307}}^1$

素因数の和:31597

約数の個数: 128

約数和(自身を含む): 384935846400

約数和(自身を除く): 246046139080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1259, 1820, 2518, 3640, 5036, 6295, 8813, 10072, 12590, 16367, 17626, 25180, 30307, 32734, 35252, 44065, 50360, 60614, 65468, 70504, 81835, 88130, 114569, 121228, 130936, 151535, 163670, 176260, 212149, 229138, 242456, 303070, 327340, 352520, 393991, 424298, 458276, 572845, 606140, 654680, 787982, 848596, 916552, 1060745, 1145690, 1212280, 1575964, 1697192, 1969955, 2121490, 2291380, 2757937, 3151928, 3939910, 4242980, 4582760, 5515874, 7879820, 8485960, 11031748, 13789685, 15759640, 22063496, 27579370, 38156513, 55158740, 76313026, 110317480, 152626052, 190782565, 267095591, 305252104, 381565130, 496034669, 534191182, 763130260, 992069338, 1068382364, 1335477955, 1526260520, 1984138676, 2136764728, 2480173345, 2670955910, 3472242683, 3968277352, 4960346690, 5341911820, 6944485366, 9920693380, 10683823640, 13888970732, 17361213415, 19841386760, 27777941464, 34722426830, 69444853660, 138889707320]

約数ペア:

[(1, 138889707320), (2, 69444853660), (4, 34722426830), (5, 27777941464), (7, 19841386760), (8, 17361213415), (10, 13888970732), (13, 10683823640), (14, 9920693380), (20, 6944485366), (26, 5341911820), (28, 4960346690), (35, 3968277352), (40, 3472242683), (52, 2670955910), (56, 2480173345), (65, 2136764728), (70, 1984138676), (91, 1526260520), (104, 1335477955), (130, 1068382364), (140, 992069338), (182, 763130260), (260, 534191182), (280, 496034669), (364, 381565130), (455, 305252104), (520, 267095591), (728, 190782565), (910, 152626052), (1259, 110317480), (1820, 76313026), (2518, 55158740), (3640, 38156513), (5036, 27579370), (6295, 22063496), (8813, 15759640), (10072, 13789685), (12590, 11031748), (16367, 8485960), (17626, 7879820), (25180, 5515874), (30307, 4582760), (32734, 4242980), (35252, 3939910), (44065, 3151928), (50360, 2757937), (60614, 2291380), (65468, 2121490), (70504, 1969955), (81835, 1697192), (88130, 1575964), (114569, 1212280), (121228, 1145690), (130936, 1060745), (151535, 916552), (163670, 848596), (176260, 787982), (212149, 654680), (229138, 606140), (242456, 572845), (303070, 458276), (327340, 424298), (352520, 393991)]