669375720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{509}}^1$

素因数の和:820

約数の個数: 192

約数和(自身を含む): 2355771600

約数和(自身を除く): 1686395880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 281, 312, 360, 390, 468, 509, 520, 562, 585, 780, 843, 936, 1018, 1124, 1170, 1405, 1527, 1560, 1686, 2036, 2248, 2340, 2529, 2545, 2810, 3054, 3372, 3653, 4072, 4215, 4581, 4680, 5058, 5090, 5620, 6108, 6617, 6744, 7306, 7635, 8430, 9162, 10116, 10180, 10959, 11240, 12216, 12645, 13234, 14612, 15270, 16860, 18265, 18324, 19851, 20232, 20360, 21918, 22905, 25290, 26468, 29224, 30540, 32877, 33085, 33720, 36530, 36648, 39702, 43836, 45810, 50580, 52936, 54795, 59553, 61080, 65754, 66170, 73060, 79404, 87672, 91620, 99255, 101160, 109590, 119106, 131508, 132340, 143029, 146120, 158808, 164385, 183240, 198510, 219180, 238212, 263016, 264680, 286058, 297765, 328770, 397020, 429087, 438360, 476424, 572116, 595530, 657540, 715145, 794040, 858174, 1144232, 1191060, 1287261, 1315080, 1430290, 1716348, 1859377, 2145435, 2382120, 2574522, 2860580, 3432696, 3718754, 4290870, 5149044, 5578131, 5721160, 6436305, 7437508, 8581740, 9296885, 10298088, 11156262, 12872610, 14875016, 16734393, 17163480, 18593770, 22312524, 25745220, 27890655, 33468786, 37187540, 44625048, 51490440, 55781310, 66937572, 74375080, 83671965, 111562620, 133875144, 167343930, 223125240, 334687860, 669375720]

約数ペア:

[(1, 669375720), (2, 334687860), (3, 223125240), (4, 167343930), (5, 133875144), (6, 111562620), (8, 83671965), (9, 74375080), (10, 66937572), (12, 55781310), (13, 51490440), (15, 44625048), (18, 37187540), (20, 33468786), (24, 27890655), (26, 25745220), (30, 22312524), (36, 18593770), (39, 17163480), (40, 16734393), (45, 14875016), (52, 12872610), (60, 11156262), (65, 10298088), (72, 9296885), (78, 8581740), (90, 7437508), (104, 6436305), (117, 5721160), (120, 5578131), (130, 5149044), (156, 4290870), (180, 3718754), (195, 3432696), (234, 2860580), (260, 2574522), (281, 2382120), (312, 2145435), (360, 1859377), (390, 1716348), (468, 1430290), (509, 1315080), (520, 1287261), (562, 1191060), (585, 1144232), (780, 858174), (843, 794040), (936, 715145), (1018, 657540), (1124, 595530), (1170, 572116), (1405, 476424), (1527, 438360), (1560, 429087), (1686, 397020), (2036, 328770), (2248, 297765), (2340, 286058), (2529, 264680), (2545, 263016), (2810, 238212), (3054, 219180), (3372, 198510), (3653, 183240), (4072, 164385), (4215, 158808), (4581, 146120), (4680, 143029), (5058, 132340), (5090, 131508), (5620, 119106), (6108, 109590), (6617, 101160), (6744, 99255), (7306, 91620), (7635, 87672), (8430, 79404), (9162, 73060), (10116, 66170), (10180, 65754), (10959, 61080), (11240, 59553), (12216, 54795), (12645, 52936), (13234, 50580), (14612, 45810), (15270, 43836), (16860, 39702), (18265, 36648), (18324, 36530), (19851, 33720), (20232, 33085), (20360, 32877), (21918, 30540), (22905, 29224), (25290, 26468)]