8641041360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{181}}^2$

素因数の和:542

約数の個数: 240

約数和(自身を含む): 30980124288

約数和(自身を除く): 22339082928

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 157, 168, 181, 210, 240, 280, 314, 336, 362, 420, 471, 543, 560, 628, 724, 785, 840, 905, 942, 1086, 1099, 1256, 1267, 1448, 1570, 1680, 1810, 1884, 2172, 2198, 2355, 2512, 2534, 2715, 2896, 3140, 3297, 3620, 3768, 3801, 4344, 4396, 4710, 5068, 5430, 5495, 6280, 6335, 6594, 7240, 7536, 7602, 8688, 8792, 9420, 10136, 10860, 10990, 12560, 12670, 13188, 14480, 15204, 16485, 17584, 18840, 19005, 20272, 21720, 21980, 25340, 26376, 28417, 30408, 32761, 32970, 37680, 38010, 43440, 43960, 50680, 52752, 56834, 60816, 65522, 65940, 76020, 85251, 87920, 98283, 101360, 113668, 131044, 131880, 142085, 152040, 163805, 170502, 196566, 198919, 227336, 229327, 262088, 263760, 284170, 304080, 327610, 341004, 393132, 397838, 426255, 454672, 458654, 491415, 524176, 568340, 596757, 655220, 682008, 687981, 786264, 795676, 852510, 917308, 982830, 994595, 1136680, 1146635, 1193514, 1310440, 1364016, 1375962, 1572528, 1591352, 1705020, 1834616, 1965660, 1989190, 2273360, 2293270, 2387028, 2620880, 2751924, 2983785, 3182704, 3410040, 3439905, 3669232, 3931320, 3978380, 4586540, 4774056, 5143477, 5503848, 5967570, 6820080, 6879810, 7862640, 7956760, 9173080, 9548112, 10286954, 11007696, 11935140, 13759620, 15430431, 15913520, 18346160, 20573908, 23870280, 25717385, 27519240, 30860862, 36004339, 41147816, 47740560, 51434770, 55038480, 61721724, 72008678, 77152155, 82295632, 102869540, 108013017, 123443448, 144017356, 154304310, 180021695, 205739080, 216026034, 246886896, 288034712, 308608620, 360043390, 411478160, 432052068, 540065085, 576069424, 617217240, 720086780, 864104136, 1080130170, 1234434480, 1440173560, 1728208272, 2160260340, 2880347120, 4320520680, 8641041360]

約数ペア:

[(1, 8641041360), (2, 4320520680), (3, 2880347120), (4, 2160260340), (5, 1728208272), (6, 1440173560), (7, 1234434480), (8, 1080130170), (10, 864104136), (12, 720086780), (14, 617217240), (15, 576069424), (16, 540065085), (20, 432052068), (21, 411478160), (24, 360043390), (28, 308608620), (30, 288034712), (35, 246886896), (40, 216026034), (42, 205739080), (48, 180021695), (56, 154304310), (60, 144017356), (70, 123443448), (80, 108013017), (84, 102869540), (105, 82295632), (112, 77152155), (120, 72008678), (140, 61721724), (157, 55038480), (168, 51434770), (181, 47740560), (210, 41147816), (240, 36004339), (280, 30860862), (314, 27519240), (336, 25717385), (362, 23870280), (420, 20573908), (471, 18346160), (543, 15913520), (560, 15430431), (628, 13759620), (724, 11935140), (785, 11007696), (840, 10286954), (905, 9548112), (942, 9173080), (1086, 7956760), (1099, 7862640), (1256, 6879810), (1267, 6820080), (1448, 5967570), (1570, 5503848), (1680, 5143477), (1810, 4774056), (1884, 4586540), (2172, 3978380), (2198, 3931320), (2355, 3669232), (2512, 3439905), (2534, 3410040), (2715, 3182704), (2896, 2983785), (3140, 2751924), (3297, 2620880), (3620, 2387028), (3768, 2293270), (3801, 2273360), (4344, 1989190), (4396, 1965660), (4710, 1834616), (5068, 1705020), (5430, 1591352), (5495, 1572528), (6280, 1375962), (6335, 1364016), (6594, 1310440), (7240, 1193514), (7536, 1146635), (7602, 1136680), (8688, 994595), (8792, 982830), (9420, 917308), (10136, 852510), (10860, 795676), (10990, 786264), (12560, 687981), (12670, 682008), (13188, 655220), (14480, 596757), (15204, 568340), (16485, 524176), (17584, 491415), (18840, 458654), (19005, 454672), (20272, 426255), (21720, 397838), (21980, 393132), (25340, 341004), (26376, 327610), (28417, 304080), (30408, 284170), (32761, 263760), (32970, 262088), (37680, 229327), (38010, 227336), (43440, 198919), (43960, 196566), (50680, 170502), (52752, 163805), (56834, 152040), (60816, 142085), (65522, 131880), (65940, 131044), (76020, 113668), (85251, 101360), (87920, 98283)]