639975840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2411}}^1$

素因数の和:2515

約数の個数: 192

約数和(自身を含む): 2334044160

約数和(自身を除く): 1694068320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 96, 105, 112, 120, 140, 158, 160, 168, 210, 224, 237, 240, 280, 316, 336, 395, 420, 474, 480, 553, 560, 632, 672, 790, 840, 948, 1106, 1120, 1185, 1264, 1580, 1659, 1680, 1896, 2212, 2370, 2411, 2528, 2765, 3160, 3318, 3360, 3792, 4424, 4740, 4822, 5530, 6320, 6636, 7233, 7584, 8295, 8848, 9480, 9644, 11060, 12055, 12640, 13272, 14466, 16590, 16877, 17696, 18960, 19288, 22120, 24110, 26544, 28932, 33180, 33754, 36165, 37920, 38576, 44240, 48220, 50631, 53088, 57864, 66360, 67508, 72330, 77152, 84385, 88480, 96440, 101262, 115728, 132720, 135016, 144660, 168770, 190469, 192880, 202524, 231456, 253155, 265440, 270032, 289320, 337540, 380938, 385760, 405048, 506310, 540064, 571407, 578640, 675080, 761876, 810096, 952345, 1012620, 1142814, 1157280, 1333283, 1350160, 1523752, 1620192, 1904690, 2025240, 2285628, 2666566, 2700320, 2857035, 3047504, 3809380, 3999849, 4050480, 4571256, 5333132, 5714070, 6095008, 6666415, 7618760, 7999698, 8100960, 9142512, 10666264, 11428140, 13332830, 15237520, 15999396, 18285024, 19999245, 21332528, 22856280, 26665660, 30475040, 31998792, 39998490, 42665056, 45712560, 53331320, 63997584, 79996980, 91425120, 106662640, 127995168, 159993960, 213325280, 319987920, 639975840]

約数ペア:

[(1, 639975840), (2, 319987920), (3, 213325280), (4, 159993960), (5, 127995168), (6, 106662640), (7, 91425120), (8, 79996980), (10, 63997584), (12, 53331320), (14, 45712560), (15, 42665056), (16, 39998490), (20, 31998792), (21, 30475040), (24, 26665660), (28, 22856280), (30, 21332528), (32, 19999245), (35, 18285024), (40, 15999396), (42, 15237520), (48, 13332830), (56, 11428140), (60, 10666264), (70, 9142512), (79, 8100960), (80, 7999698), (84, 7618760), (96, 6666415), (105, 6095008), (112, 5714070), (120, 5333132), (140, 4571256), (158, 4050480), (160, 3999849), (168, 3809380), (210, 3047504), (224, 2857035), (237, 2700320), (240, 2666566), (280, 2285628), (316, 2025240), (336, 1904690), (395, 1620192), (420, 1523752), (474, 1350160), (480, 1333283), (553, 1157280), (560, 1142814), (632, 1012620), (672, 952345), (790, 810096), (840, 761876), (948, 675080), (1106, 578640), (1120, 571407), (1185, 540064), (1264, 506310), (1580, 405048), (1659, 385760), (1680, 380938), (1896, 337540), (2212, 289320), (2370, 270032), (2411, 265440), (2528, 253155), (2765, 231456), (3160, 202524), (3318, 192880), (3360, 190469), (3792, 168770), (4424, 144660), (4740, 135016), (4822, 132720), (5530, 115728), (6320, 101262), (6636, 96440), (7233, 88480), (7584, 84385), (8295, 77152), (8848, 72330), (9480, 67508), (9644, 66360), (11060, 57864), (12055, 53088), (12640, 50631), (13272, 48220), (14466, 44240), (16590, 38576), (16877, 37920), (17696, 36165), (18960, 33754), (19288, 33180), (22120, 28932), (24110, 26544)]