81106740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:199

約数の個数: 288

約数和(自身を含む): 303803136

約数和(自身を除く): 222696396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 23, 26, 30, 33, 36, 39, 44, 45, 46, 52, 55, 60, 65, 66, 69, 78, 90, 92, 99, 110, 115, 117, 130, 132, 137, 138, 143, 156, 165, 180, 195, 198, 207, 220, 230, 234, 253, 260, 274, 276, 286, 299, 330, 345, 390, 396, 411, 414, 429, 460, 468, 495, 506, 548, 572, 585, 598, 660, 685, 690, 715, 759, 780, 822, 828, 858, 897, 990, 1012, 1035, 1170, 1196, 1233, 1265, 1287, 1370, 1380, 1430, 1495, 1507, 1518, 1644, 1716, 1781, 1794, 1980, 2055, 2070, 2145, 2277, 2340, 2466, 2530, 2574, 2691, 2740, 2860, 2990, 3014, 3036, 3151, 3289, 3562, 3588, 3795, 4110, 4140, 4290, 4485, 4521, 4554, 4932, 5060, 5148, 5343, 5382, 5980, 6028, 6165, 6302, 6435, 6578, 7124, 7535, 7590, 8220, 8580, 8905, 8970, 9042, 9108, 9453, 9867, 10686, 10764, 11385, 12330, 12604, 12870, 13156, 13455, 13563, 15070, 15180, 15755, 16029, 16445, 17810, 17940, 18084, 18906, 19591, 19734, 21372, 22605, 22770, 24660, 25740, 26715, 26910, 27126, 28359, 29601, 30140, 31510, 32058, 32890, 34661, 35620, 37812, 39182, 39468, 40963, 45210, 45540, 47265, 49335, 53430, 53820, 54252, 56718, 58773, 59202, 63020, 64116, 65780, 67815, 69322, 78364, 80145, 81926, 90420, 94530, 97955, 98670, 103983, 106860, 113436, 117546, 118404, 122889, 135630, 138644, 141795, 148005, 160290, 163852, 173305, 176319, 189060, 195910, 197340, 204815, 207966, 235092, 245778, 271260, 283590, 293865, 296010, 311949, 320580, 346610, 352638, 368667, 391820, 409630, 415932, 450593, 491556, 519915, 567180, 587730, 592020, 614445, 623898, 693220, 705276, 737334, 819260, 881595, 901186, 1039830, 1175460, 1228890, 1247796, 1351779, 1474668, 1559745, 1763190, 1802372, 1843335, 2079660, 2252965, 2457780, 2703558, 3119490, 3526380, 3686670, 4055337, 4505930, 5407116, 6238980, 6758895, 7373340, 8110674, 9011860, 13517790, 16221348, 20276685, 27035580, 40553370, 81106740]

約数ペア:

[(1, 81106740), (2, 40553370), (3, 27035580), (4, 20276685), (5, 16221348), (6, 13517790), (9, 9011860), (10, 8110674), (11, 7373340), (12, 6758895), (13, 6238980), (15, 5407116), (18, 4505930), (20, 4055337), (22, 3686670), (23, 3526380), (26, 3119490), (30, 2703558), (33, 2457780), (36, 2252965), (39, 2079660), (44, 1843335), (45, 1802372), (46, 1763190), (52, 1559745), (55, 1474668), (60, 1351779), (65, 1247796), (66, 1228890), (69, 1175460), (78, 1039830), (90, 901186), (92, 881595), (99, 819260), (110, 737334), (115, 705276), (117, 693220), (130, 623898), (132, 614445), (137, 592020), (138, 587730), (143, 567180), (156, 519915), (165, 491556), (180, 450593), (195, 415932), (198, 409630), (207, 391820), (220, 368667), (230, 352638), (234, 346610), (253, 320580), (260, 311949), (274, 296010), (276, 293865), (286, 283590), (299, 271260), (330, 245778), (345, 235092), (390, 207966), (396, 204815), (411, 197340), (414, 195910), (429, 189060), (460, 176319), (468, 173305), (495, 163852), (506, 160290), (548, 148005), (572, 141795), (585, 138644), (598, 135630), (660, 122889), (685, 118404), (690, 117546), (715, 113436), (759, 106860), (780, 103983), (822, 98670), (828, 97955), (858, 94530), (897, 90420), (990, 81926), (1012, 80145), (1035, 78364), (1170, 69322), (1196, 67815), (1233, 65780), (1265, 64116), (1287, 63020), (1370, 59202), (1380, 58773), (1430, 56718), (1495, 54252), (1507, 53820), (1518, 53430), (1644, 49335), (1716, 47265), (1781, 45540), (1794, 45210), (1980, 40963), (2055, 39468), (2070, 39182), (2145, 37812), (2277, 35620), (2340, 34661), (2466, 32890), (2530, 32058), (2574, 31510), (2691, 30140), (2740, 29601), (2860, 28359), (2990, 27126), (3014, 26910), (3036, 26715), (3151, 25740), (3289, 24660), (3562, 22770), (3588, 22605), (3795, 21372), (4110, 19734), (4140, 19591), (4290, 18906), (4485, 18084), (4521, 17940), (4554, 17810), (4932, 16445), (5060, 16029), (5148, 15755), (5343, 15180), (5382, 15070), (5980, 13563), (6028, 13455), (6165, 13156), (6302, 12870), (6435, 12604), (6578, 12330), (7124, 11385), (7535, 10764), (7590, 10686), (8220, 9867), (8580, 9453), (8905, 9108), (8970, 9042)]