71921460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:278

約数の個数: 192

約数和(自身を含む): 239339520

約数和(自身を除く): 167418060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 23, 26, 30, 38, 39, 46, 52, 57, 60, 65, 69, 76, 78, 92, 95, 114, 115, 130, 138, 156, 190, 195, 211, 228, 230, 247, 260, 276, 285, 299, 345, 380, 390, 422, 437, 460, 494, 570, 598, 633, 690, 741, 780, 844, 874, 897, 988, 1055, 1140, 1196, 1235, 1266, 1311, 1380, 1482, 1495, 1748, 1794, 2110, 2185, 2470, 2532, 2622, 2743, 2964, 2990, 3165, 3588, 3705, 4009, 4220, 4370, 4485, 4853, 4940, 5244, 5486, 5681, 5980, 6330, 6555, 7410, 8018, 8229, 8740, 8970, 9706, 10972, 11362, 12027, 12660, 13110, 13715, 14559, 14820, 16036, 16458, 17043, 17940, 19412, 20045, 22724, 24054, 24265, 26220, 27430, 28405, 29118, 32916, 34086, 40090, 41145, 48108, 48530, 52117, 54860, 56810, 58236, 60135, 63089, 68172, 72795, 80180, 82290, 85215, 92207, 97060, 104234, 113620, 120270, 126178, 145590, 156351, 164580, 170430, 184414, 189267, 208468, 240540, 252356, 260585, 276621, 291180, 312702, 315445, 340860, 368828, 378534, 461035, 521170, 553242, 625404, 630890, 757068, 781755, 922070, 946335, 1042340, 1106484, 1198691, 1261780, 1383105, 1563510, 1844140, 1892670, 2397382, 2766210, 3127020, 3596073, 3785340, 4794764, 5532420, 5993455, 7192146, 11986910, 14384292, 17980365, 23973820, 35960730, 71921460]

約数ペア:

[(1, 71921460), (2, 35960730), (3, 23973820), (4, 17980365), (5, 14384292), (6, 11986910), (10, 7192146), (12, 5993455), (13, 5532420), (15, 4794764), (19, 3785340), (20, 3596073), (23, 3127020), (26, 2766210), (30, 2397382), (38, 1892670), (39, 1844140), (46, 1563510), (52, 1383105), (57, 1261780), (60, 1198691), (65, 1106484), (69, 1042340), (76, 946335), (78, 922070), (92, 781755), (95, 757068), (114, 630890), (115, 625404), (130, 553242), (138, 521170), (156, 461035), (190, 378534), (195, 368828), (211, 340860), (228, 315445), (230, 312702), (247, 291180), (260, 276621), (276, 260585), (285, 252356), (299, 240540), (345, 208468), (380, 189267), (390, 184414), (422, 170430), (437, 164580), (460, 156351), (494, 145590), (570, 126178), (598, 120270), (633, 113620), (690, 104234), (741, 97060), (780, 92207), (844, 85215), (874, 82290), (897, 80180), (988, 72795), (1055, 68172), (1140, 63089), (1196, 60135), (1235, 58236), (1266, 56810), (1311, 54860), (1380, 52117), (1482, 48530), (1495, 48108), (1748, 41145), (1794, 40090), (2110, 34086), (2185, 32916), (2470, 29118), (2532, 28405), (2622, 27430), (2743, 26220), (2964, 24265), (2990, 24054), (3165, 22724), (3588, 20045), (3705, 19412), (4009, 17940), (4220, 17043), (4370, 16458), (4485, 16036), (4853, 14820), (4940, 14559), (5244, 13715), (5486, 13110), (5681, 12660), (5980, 12027), (6330, 11362), (6555, 10972), (7410, 9706), (8018, 8970), (8229, 8740)]