218707920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:370

約数の個数: 240

約数和(自身を含む): 785521152

約数和(自身を除く): 566813232

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 47, 48, 60, 69, 72, 80, 90, 92, 94, 115, 120, 138, 141, 144, 180, 184, 188, 207, 230, 235, 240, 276, 281, 282, 345, 360, 368, 376, 414, 423, 460, 470, 552, 562, 564, 690, 705, 720, 752, 828, 843, 846, 920, 940, 1035, 1081, 1104, 1124, 1128, 1380, 1405, 1410, 1656, 1686, 1692, 1840, 1880, 2070, 2115, 2162, 2248, 2256, 2529, 2760, 2810, 2820, 3243, 3312, 3372, 3384, 3760, 4140, 4215, 4230, 4324, 4496, 5058, 5405, 5520, 5620, 5640, 6463, 6486, 6744, 6768, 8280, 8430, 8460, 8648, 9729, 10116, 10810, 11240, 11280, 12645, 12926, 12972, 13207, 13488, 16215, 16560, 16860, 16920, 17296, 19389, 19458, 20232, 21620, 22480, 25290, 25852, 25944, 26414, 32315, 32430, 33720, 33840, 38778, 38916, 39621, 40464, 43240, 48645, 50580, 51704, 51888, 52828, 58167, 64630, 64860, 66035, 67440, 77556, 77832, 79242, 86480, 96945, 97290, 101160, 103408, 105656, 116334, 118863, 129260, 129720, 132070, 155112, 155664, 158484, 193890, 194580, 198105, 202320, 211312, 232668, 237726, 258520, 259440, 264140, 290835, 303761, 310224, 316968, 387780, 389160, 396210, 465336, 475452, 517040, 528280, 581670, 594315, 607522, 633936, 775560, 778320, 792420, 911283, 930672, 950904, 1056560, 1163340, 1188630, 1215044, 1518805, 1551120, 1584840, 1822566, 1901808, 2326680, 2377260, 2430088, 2733849, 3037610, 3169680, 3645132, 4556415, 4653360, 4754520, 4860176, 5467698, 6075220, 7290264, 9112830, 9509040, 10935396, 12150440, 13669245, 14580528, 18225660, 21870792, 24300880, 27338490, 36451320, 43741584, 54676980, 72902640, 109353960, 218707920]

約数ペア:

[(1, 218707920), (2, 109353960), (3, 72902640), (4, 54676980), (5, 43741584), (6, 36451320), (8, 27338490), (9, 24300880), (10, 21870792), (12, 18225660), (15, 14580528), (16, 13669245), (18, 12150440), (20, 10935396), (23, 9509040), (24, 9112830), (30, 7290264), (36, 6075220), (40, 5467698), (45, 4860176), (46, 4754520), (47, 4653360), (48, 4556415), (60, 3645132), (69, 3169680), (72, 3037610), (80, 2733849), (90, 2430088), (92, 2377260), (94, 2326680), (115, 1901808), (120, 1822566), (138, 1584840), (141, 1551120), (144, 1518805), (180, 1215044), (184, 1188630), (188, 1163340), (207, 1056560), (230, 950904), (235, 930672), (240, 911283), (276, 792420), (281, 778320), (282, 775560), (345, 633936), (360, 607522), (368, 594315), (376, 581670), (414, 528280), (423, 517040), (460, 475452), (470, 465336), (552, 396210), (562, 389160), (564, 387780), (690, 316968), (705, 310224), (720, 303761), (752, 290835), (828, 264140), (843, 259440), (846, 258520), (920, 237726), (940, 232668), (1035, 211312), (1081, 202320), (1104, 198105), (1124, 194580), (1128, 193890), (1380, 158484), (1405, 155664), (1410, 155112), (1656, 132070), (1686, 129720), (1692, 129260), (1840, 118863), (1880, 116334), (2070, 105656), (2115, 103408), (2162, 101160), (2248, 97290), (2256, 96945), (2529, 86480), (2760, 79242), (2810, 77832), (2820, 77556), (3243, 67440), (3312, 66035), (3372, 64860), (3384, 64630), (3760, 58167), (4140, 52828), (4215, 51888), (4230, 51704), (4324, 50580), (4496, 48645), (5058, 43240), (5405, 40464), (5520, 39621), (5620, 38916), (5640, 38778), (6463, 33840), (6486, 33720), (6744, 32430), (6768, 32315), (8280, 26414), (8430, 25944), (8460, 25852), (8648, 25290), (9729, 22480), (10116, 21620), (10810, 20232), (11240, 19458), (11280, 19389), (12645, 17296), (12926, 16920), (12972, 16860), (13207, 16560), (13488, 16215)]