20116440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:226

約数の個数: 192

約数和(自身を含む): 73288800

約数和(自身を除く): 53172360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 19, 20, 24, 30, 34, 36, 38, 40, 45, 51, 57, 60, 68, 72, 76, 85, 90, 95, 102, 114, 120, 136, 152, 153, 170, 171, 173, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 346, 360, 380, 408, 456, 510, 519, 570, 612, 646, 680, 684, 692, 760, 765, 855, 865, 969, 1020, 1038, 1140, 1224, 1292, 1368, 1384, 1530, 1557, 1615, 1710, 1730, 1938, 2040, 2076, 2280, 2584, 2595, 2907, 2941, 3060, 3114, 3230, 3287, 3420, 3460, 3876, 4152, 4845, 5190, 5814, 5882, 6120, 6228, 6460, 6574, 6840, 6920, 7752, 7785, 8823, 9690, 9861, 10380, 11628, 11764, 12456, 12920, 13148, 14535, 14705, 15570, 16435, 17646, 19380, 19722, 20760, 23256, 23528, 26296, 26469, 29070, 29410, 29583, 31140, 32870, 35292, 38760, 39444, 44115, 49305, 52938, 55879, 58140, 58820, 59166, 62280, 65740, 70584, 78888, 88230, 98610, 105876, 111758, 116280, 117640, 118332, 131480, 132345, 147915, 167637, 176460, 197220, 211752, 223516, 236664, 264690, 279395, 295830, 335274, 352920, 394440, 447032, 502911, 529380, 558790, 591660, 670548, 838185, 1005822, 1058760, 1117580, 1183320, 1341096, 1676370, 2011644, 2235160, 2514555, 3352740, 4023288, 5029110, 6705480, 10058220, 20116440]

約数ペア:

[(1, 20116440), (2, 10058220), (3, 6705480), (4, 5029110), (5, 4023288), (6, 3352740), (8, 2514555), (9, 2235160), (10, 2011644), (12, 1676370), (15, 1341096), (17, 1183320), (18, 1117580), (19, 1058760), (20, 1005822), (24, 838185), (30, 670548), (34, 591660), (36, 558790), (38, 529380), (40, 502911), (45, 447032), (51, 394440), (57, 352920), (60, 335274), (68, 295830), (72, 279395), (76, 264690), (85, 236664), (90, 223516), (95, 211752), (102, 197220), (114, 176460), (120, 167637), (136, 147915), (152, 132345), (153, 131480), (170, 118332), (171, 117640), (173, 116280), (180, 111758), (190, 105876), (204, 98610), (228, 88230), (255, 78888), (285, 70584), (306, 65740), (323, 62280), (340, 59166), (342, 58820), (346, 58140), (360, 55879), (380, 52938), (408, 49305), (456, 44115), (510, 39444), (519, 38760), (570, 35292), (612, 32870), (646, 31140), (680, 29583), (684, 29410), (692, 29070), (760, 26469), (765, 26296), (855, 23528), (865, 23256), (969, 20760), (1020, 19722), (1038, 19380), (1140, 17646), (1224, 16435), (1292, 15570), (1368, 14705), (1384, 14535), (1530, 13148), (1557, 12920), (1615, 12456), (1710, 11764), (1730, 11628), (1938, 10380), (2040, 9861), (2076, 9690), (2280, 8823), (2584, 7785), (2595, 7752), (2907, 6920), (2941, 6840), (3060, 6574), (3114, 6460), (3230, 6228), (3287, 6120), (3420, 5882), (3460, 5814), (3876, 5190), (4152, 4845)]