72687360

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{823}}^1$

素因数の和:870

約数の個数: 144

約数和(自身を含む): 242532864

約数和(自身を除く): 169845504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 768, 823, 920, 960, 1104, 1280, 1380, 1472, 1646, 1840, 1920, 2208, 2469, 2760, 2944, 3292, 3680, 3840, 4115, 4416, 4938, 5520, 5888, 6584, 7360, 8230, 8832, 9876, 11040, 12345, 13168, 14720, 16460, 17664, 18929, 19752, 22080, 24690, 26336, 29440, 32920, 37858, 39504, 44160, 49380, 52672, 56787, 65840, 75716, 79008, 88320, 94645, 98760, 105344, 113574, 131680, 151432, 158016, 189290, 197520, 210688, 227148, 263360, 283935, 302864, 316032, 378580, 395040, 454296, 526720, 567870, 605728, 632064, 757160, 790080, 908592, 1053440, 1135740, 1211456, 1514320, 1580160, 1817184, 2271480, 2422912, 3028640, 3160320, 3634368, 4542960, 4845824, 6057280, 7268736, 9085920, 12114560, 14537472, 18171840, 24229120, 36343680, 72687360]

約数ペア:

[(1, 72687360), (2, 36343680), (3, 24229120), (4, 18171840), (5, 14537472), (6, 12114560), (8, 9085920), (10, 7268736), (12, 6057280), (15, 4845824), (16, 4542960), (20, 3634368), (23, 3160320), (24, 3028640), (30, 2422912), (32, 2271480), (40, 1817184), (46, 1580160), (48, 1514320), (60, 1211456), (64, 1135740), (69, 1053440), (80, 908592), (92, 790080), (96, 757160), (115, 632064), (120, 605728), (128, 567870), (138, 526720), (160, 454296), (184, 395040), (192, 378580), (230, 316032), (240, 302864), (256, 283935), (276, 263360), (320, 227148), (345, 210688), (368, 197520), (384, 189290), (460, 158016), (480, 151432), (552, 131680), (640, 113574), (690, 105344), (736, 98760), (768, 94645), (823, 88320), (920, 79008), (960, 75716), (1104, 65840), (1280, 56787), (1380, 52672), (1472, 49380), (1646, 44160), (1840, 39504), (1920, 37858), (2208, 32920), (2469, 29440), (2760, 26336), (2944, 24690), (3292, 22080), (3680, 19752), (3840, 18929), (4115, 17664), (4416, 16460), (4938, 14720), (5520, 13168), (5888, 12345), (6584, 11040), (7360, 9876), (8230, 8832)]