87120320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 224

約数和(自身を含む): 263347200

約数和(自身を除く): 176226880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 23, 28, 32, 35, 38, 40, 46, 56, 64, 70, 76, 80, 89, 92, 95, 112, 115, 133, 140, 152, 160, 161, 178, 184, 190, 224, 230, 266, 280, 304, 320, 322, 356, 368, 380, 437, 445, 448, 460, 532, 560, 608, 623, 644, 665, 712, 736, 760, 805, 874, 890, 920, 1064, 1120, 1216, 1246, 1288, 1330, 1424, 1472, 1520, 1610, 1691, 1748, 1780, 1840, 2047, 2128, 2185, 2240, 2492, 2576, 2660, 2848, 3040, 3059, 3115, 3220, 3382, 3496, 3560, 3680, 4094, 4256, 4370, 4984, 5152, 5320, 5696, 6080, 6118, 6230, 6440, 6764, 6992, 7120, 7360, 8188, 8455, 8512, 8740, 9968, 10235, 10304, 10640, 11837, 12236, 12460, 12880, 13528, 13984, 14240, 14329, 15295, 16376, 16910, 17480, 19936, 20470, 21280, 23674, 24472, 24920, 25760, 27056, 27968, 28480, 28658, 30590, 32752, 33820, 34960, 38893, 39872, 40940, 42560, 47348, 48944, 49840, 51520, 54112, 57316, 59185, 61180, 65504, 67640, 69920, 71645, 77786, 81880, 94696, 97888, 99680, 108224, 114632, 118370, 122360, 131008, 135280, 139840, 143290, 155572, 163760, 189392, 194465, 195776, 199360, 229264, 236740, 244720, 270560, 272251, 286580, 311144, 327520, 378784, 388930, 458528, 473480, 489440, 541120, 544502, 573160, 622288, 655040, 757568, 777860, 917056, 946960, 978880, 1089004, 1146320, 1244576, 1361255, 1555720, 1893920, 2178008, 2292640, 2489152, 2722510, 3111440, 3787840, 4356016, 4585280, 5445020, 6222880, 8712032, 10890040, 12445760, 17424064, 21780080, 43560160, 87120320]

約数ペア:

[(1, 87120320), (2, 43560160), (4, 21780080), (5, 17424064), (7, 12445760), (8, 10890040), (10, 8712032), (14, 6222880), (16, 5445020), (19, 4585280), (20, 4356016), (23, 3787840), (28, 3111440), (32, 2722510), (35, 2489152), (38, 2292640), (40, 2178008), (46, 1893920), (56, 1555720), (64, 1361255), (70, 1244576), (76, 1146320), (80, 1089004), (89, 978880), (92, 946960), (95, 917056), (112, 777860), (115, 757568), (133, 655040), (140, 622288), (152, 573160), (160, 544502), (161, 541120), (178, 489440), (184, 473480), (190, 458528), (224, 388930), (230, 378784), (266, 327520), (280, 311144), (304, 286580), (320, 272251), (322, 270560), (356, 244720), (368, 236740), (380, 229264), (437, 199360), (445, 195776), (448, 194465), (460, 189392), (532, 163760), (560, 155572), (608, 143290), (623, 139840), (644, 135280), (665, 131008), (712, 122360), (736, 118370), (760, 114632), (805, 108224), (874, 99680), (890, 97888), (920, 94696), (1064, 81880), (1120, 77786), (1216, 71645), (1246, 69920), (1288, 67640), (1330, 65504), (1424, 61180), (1472, 59185), (1520, 57316), (1610, 54112), (1691, 51520), (1748, 49840), (1780, 48944), (1840, 47348), (2047, 42560), (2128, 40940), (2185, 39872), (2240, 38893), (2492, 34960), (2576, 33820), (2660, 32752), (2848, 30590), (3040, 28658), (3059, 28480), (3115, 27968), (3220, 27056), (3382, 25760), (3496, 24920), (3560, 24472), (3680, 23674), (4094, 21280), (4256, 20470), (4370, 19936), (4984, 17480), (5152, 16910), (5320, 16376), (5696, 15295), (6080, 14329), (6118, 14240), (6230, 13984), (6440, 13528), (6764, 12880), (6992, 12460), (7120, 12236), (7360, 11837), (8188, 10640), (8455, 10304), (8512, 10235), (8740, 9968)]