84827680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:171

約数の個数: 192

約数和(自身を含む): 248209920

約数和(自身を除く): 163382240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 37, 40, 46, 56, 70, 74, 80, 89, 92, 112, 115, 140, 148, 160, 161, 178, 184, 185, 224, 230, 259, 280, 296, 322, 356, 368, 370, 445, 460, 518, 560, 592, 623, 644, 712, 736, 740, 805, 851, 890, 920, 1036, 1120, 1184, 1246, 1288, 1295, 1424, 1480, 1610, 1702, 1780, 1840, 2047, 2072, 2492, 2576, 2590, 2848, 2960, 3115, 3220, 3293, 3404, 3560, 3680, 4094, 4144, 4255, 4984, 5152, 5180, 5920, 5957, 6230, 6440, 6586, 6808, 7120, 8188, 8288, 8510, 9968, 10235, 10360, 11914, 12460, 12880, 13172, 13616, 14240, 14329, 16376, 16465, 17020, 19936, 20470, 20720, 23051, 23828, 24920, 25760, 26344, 27232, 28658, 29785, 32752, 32930, 34040, 40940, 41440, 46102, 47656, 49840, 52688, 57316, 59570, 65504, 65860, 68080, 71645, 75739, 81880, 92204, 95312, 99680, 105376, 114632, 115255, 119140, 131720, 136160, 143290, 151478, 163760, 184408, 190624, 229264, 230510, 238280, 263440, 286580, 302956, 327520, 368816, 378695, 458528, 461020, 476560, 526880, 530173, 573160, 605912, 737632, 757390, 922040, 953120, 1060346, 1146320, 1211824, 1514780, 1844080, 2120692, 2292640, 2423648, 2650865, 3029560, 3688160, 4241384, 5301730, 6059120, 8482768, 10603460, 12118240, 16965536, 21206920, 42413840, 84827680]

約数ペア:

[(1, 84827680), (2, 42413840), (4, 21206920), (5, 16965536), (7, 12118240), (8, 10603460), (10, 8482768), (14, 6059120), (16, 5301730), (20, 4241384), (23, 3688160), (28, 3029560), (32, 2650865), (35, 2423648), (37, 2292640), (40, 2120692), (46, 1844080), (56, 1514780), (70, 1211824), (74, 1146320), (80, 1060346), (89, 953120), (92, 922040), (112, 757390), (115, 737632), (140, 605912), (148, 573160), (160, 530173), (161, 526880), (178, 476560), (184, 461020), (185, 458528), (224, 378695), (230, 368816), (259, 327520), (280, 302956), (296, 286580), (322, 263440), (356, 238280), (368, 230510), (370, 229264), (445, 190624), (460, 184408), (518, 163760), (560, 151478), (592, 143290), (623, 136160), (644, 131720), (712, 119140), (736, 115255), (740, 114632), (805, 105376), (851, 99680), (890, 95312), (920, 92204), (1036, 81880), (1120, 75739), (1184, 71645), (1246, 68080), (1288, 65860), (1295, 65504), (1424, 59570), (1480, 57316), (1610, 52688), (1702, 49840), (1780, 47656), (1840, 46102), (2047, 41440), (2072, 40940), (2492, 34040), (2576, 32930), (2590, 32752), (2848, 29785), (2960, 28658), (3115, 27232), (3220, 26344), (3293, 25760), (3404, 24920), (3560, 23828), (3680, 23051), (4094, 20720), (4144, 20470), (4255, 19936), (4984, 17020), (5152, 16465), (5180, 16376), (5920, 14329), (5957, 14240), (6230, 13616), (6440, 13172), (6586, 12880), (6808, 12460), (7120, 11914), (8188, 10360), (8288, 10235), (8510, 9968)]