78074360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:361

約数の個数: 128

約数和(自身を含む): 219542400

約数和(自身を除く): 141468040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 89, 91, 104, 130, 140, 178, 182, 241, 260, 280, 356, 364, 445, 455, 482, 520, 623, 712, 728, 890, 910, 964, 1157, 1205, 1246, 1687, 1780, 1820, 1928, 2314, 2410, 2492, 3115, 3133, 3374, 3560, 3640, 4628, 4820, 4984, 5785, 6230, 6266, 6748, 8099, 8435, 9256, 9640, 11570, 12460, 12532, 13496, 15665, 16198, 16870, 21449, 21931, 23140, 24920, 25064, 31330, 32396, 33740, 40495, 42898, 43862, 46280, 62660, 64792, 67480, 80990, 85796, 87724, 107245, 109655, 125320, 150143, 161980, 171592, 175448, 214490, 219310, 278837, 300286, 323960, 428980, 438620, 557674, 600572, 750715, 857960, 877240, 1115348, 1201144, 1394185, 1501430, 1951859, 2230696, 2788370, 3002860, 3903718, 5576740, 6005720, 7807436, 9759295, 11153480, 15614872, 19518590, 39037180, 78074360]

約数ペア:

[(1, 78074360), (2, 39037180), (4, 19518590), (5, 15614872), (7, 11153480), (8, 9759295), (10, 7807436), (13, 6005720), (14, 5576740), (20, 3903718), (26, 3002860), (28, 2788370), (35, 2230696), (40, 1951859), (52, 1501430), (56, 1394185), (65, 1201144), (70, 1115348), (89, 877240), (91, 857960), (104, 750715), (130, 600572), (140, 557674), (178, 438620), (182, 428980), (241, 323960), (260, 300286), (280, 278837), (356, 219310), (364, 214490), (445, 175448), (455, 171592), (482, 161980), (520, 150143), (623, 125320), (712, 109655), (728, 107245), (890, 87724), (910, 85796), (964, 80990), (1157, 67480), (1205, 64792), (1246, 62660), (1687, 46280), (1780, 43862), (1820, 42898), (1928, 40495), (2314, 33740), (2410, 32396), (2492, 31330), (3115, 25064), (3133, 24920), (3374, 23140), (3560, 21931), (3640, 21449), (4628, 16870), (4820, 16198), (4984, 15665), (5785, 13496), (6230, 12532), (6266, 12460), (6748, 11570), (8099, 9640), (8435, 9256)]