25281360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:142

約数の個数: 240

約数和(自身を含む): 95191824

約数和(自身を除く): 69910464

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 37, 39, 40, 45, 48, 52, 60, 65, 72, 73, 74, 78, 80, 90, 104, 111, 117, 120, 130, 144, 146, 148, 156, 180, 185, 195, 208, 219, 222, 234, 240, 260, 292, 296, 312, 333, 360, 365, 370, 390, 438, 444, 468, 481, 520, 555, 584, 585, 592, 624, 657, 666, 720, 730, 740, 780, 876, 888, 936, 949, 962, 1040, 1095, 1110, 1168, 1170, 1314, 1332, 1443, 1460, 1480, 1560, 1665, 1752, 1776, 1872, 1898, 1924, 2190, 2220, 2340, 2405, 2628, 2664, 2701, 2847, 2886, 2920, 2960, 3120, 3285, 3330, 3504, 3796, 3848, 4329, 4380, 4440, 4680, 4745, 4810, 5256, 5328, 5402, 5694, 5772, 5840, 6570, 6660, 7215, 7592, 7696, 8103, 8541, 8658, 8760, 8880, 9360, 9490, 9620, 10512, 10804, 11388, 11544, 13140, 13320, 13505, 14235, 14430, 15184, 16206, 17082, 17316, 17520, 18980, 19240, 21608, 21645, 22776, 23088, 24309, 26280, 26640, 27010, 28470, 28860, 32412, 34164, 34632, 35113, 37960, 38480, 40515, 42705, 43216, 43290, 45552, 48618, 52560, 54020, 56940, 57720, 64824, 68328, 69264, 70226, 75920, 81030, 85410, 86580, 97236, 105339, 108040, 113880, 115440, 121545, 129648, 136656, 140452, 162060, 170820, 173160, 175565, 194472, 210678, 216080, 227760, 243090, 280904, 316017, 324120, 341640, 346320, 351130, 388944, 421356, 486180, 526695, 561808, 632034, 648240, 683280, 702260, 842712, 972360, 1053390, 1264068, 1404520, 1580085, 1685424, 1944720, 2106780, 2528136, 2809040, 3160170, 4213560, 5056272, 6320340, 8427120, 12640680, 25281360]

約数ペア:

[(1, 25281360), (2, 12640680), (3, 8427120), (4, 6320340), (5, 5056272), (6, 4213560), (8, 3160170), (9, 2809040), (10, 2528136), (12, 2106780), (13, 1944720), (15, 1685424), (16, 1580085), (18, 1404520), (20, 1264068), (24, 1053390), (26, 972360), (30, 842712), (36, 702260), (37, 683280), (39, 648240), (40, 632034), (45, 561808), (48, 526695), (52, 486180), (60, 421356), (65, 388944), (72, 351130), (73, 346320), (74, 341640), (78, 324120), (80, 316017), (90, 280904), (104, 243090), (111, 227760), (117, 216080), (120, 210678), (130, 194472), (144, 175565), (146, 173160), (148, 170820), (156, 162060), (180, 140452), (185, 136656), (195, 129648), (208, 121545), (219, 115440), (222, 113880), (234, 108040), (240, 105339), (260, 97236), (292, 86580), (296, 85410), (312, 81030), (333, 75920), (360, 70226), (365, 69264), (370, 68328), (390, 64824), (438, 57720), (444, 56940), (468, 54020), (481, 52560), (520, 48618), (555, 45552), (584, 43290), (585, 43216), (592, 42705), (624, 40515), (657, 38480), (666, 37960), (720, 35113), (730, 34632), (740, 34164), (780, 32412), (876, 28860), (888, 28470), (936, 27010), (949, 26640), (962, 26280), (1040, 24309), (1095, 23088), (1110, 22776), (1168, 21645), (1170, 21608), (1314, 19240), (1332, 18980), (1443, 17520), (1460, 17316), (1480, 17082), (1560, 16206), (1665, 15184), (1752, 14430), (1776, 14235), (1872, 13505), (1898, 13320), (1924, 13140), (2190, 11544), (2220, 11388), (2340, 10804), (2405, 10512), (2628, 9620), (2664, 9490), (2701, 9360), (2847, 8880), (2886, 8760), (2920, 8658), (2960, 8541), (3120, 8103), (3285, 7696), (3330, 7592), (3504, 7215), (3796, 6660), (3848, 6570), (4329, 5840), (4380, 5772), (4440, 5694), (4680, 5402), (4745, 5328), (4810, 5256)]