1250400240

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:650

約数の個数: 240

約数和(自身を含む): 4396968576

約数和(自身を除く): 3146568336

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 131, 135, 144, 162, 180, 216, 240, 243, 262, 270, 324, 360, 393, 405, 432, 486, 491, 524, 540, 648, 655, 720, 786, 810, 972, 982, 1048, 1080, 1179, 1215, 1296, 1310, 1473, 1572, 1620, 1944, 1964, 1965, 2096, 2160, 2358, 2430, 2455, 2620, 2946, 3144, 3240, 3537, 3888, 3928, 3930, 4419, 4716, 4860, 4910, 5240, 5892, 5895, 6288, 6480, 7074, 7365, 7856, 7860, 8838, 9432, 9720, 9820, 10480, 10611, 11784, 11790, 13257, 14148, 14730, 15720, 17676, 17685, 18864, 19440, 19640, 21222, 22095, 23568, 23580, 26514, 28296, 29460, 31440, 31833, 35352, 35370, 39280, 39771, 42444, 44190, 47160, 53028, 53055, 56592, 58920, 63666, 64321, 66285, 70704, 70740, 79542, 84888, 88380, 94320, 106056, 106110, 117840, 119313, 127332, 128642, 132570, 141480, 159084, 159165, 169776, 176760, 192963, 198855, 212112, 212220, 238626, 254664, 257284, 265140, 282960, 318168, 318330, 321605, 353520, 385926, 397710, 424440, 477252, 509328, 514568, 530280, 578889, 596565, 636336, 636660, 643210, 771852, 795420, 848880, 954504, 964815, 1029136, 1060560, 1157778, 1193130, 1273320, 1286420, 1543704, 1590840, 1736667, 1909008, 1929630, 2315556, 2386260, 2546640, 2572840, 2894445, 3087408, 3181680, 3473334, 3859260, 4631112, 4772520, 5145680, 5210001, 5788890, 6946668, 7718520, 8683335, 9262224, 9545040, 10420002, 11577780, 13893336, 15437040, 15630003, 17366670, 20840004, 23155560, 26050005, 27786672, 31260006, 34733340, 41680008, 46311120, 52100010, 62520012, 69466680, 78150015, 83360016, 104200020, 125040024, 138933360, 156300030, 208400040, 250080048, 312600060, 416800080, 625200120, 1250400240]

約数ペア:

[(1, 1250400240), (2, 625200120), (3, 416800080), (4, 312600060), (5, 250080048), (6, 208400040), (8, 156300030), (9, 138933360), (10, 125040024), (12, 104200020), (15, 83360016), (16, 78150015), (18, 69466680), (20, 62520012), (24, 52100010), (27, 46311120), (30, 41680008), (36, 34733340), (40, 31260006), (45, 27786672), (48, 26050005), (54, 23155560), (60, 20840004), (72, 17366670), (80, 15630003), (81, 15437040), (90, 13893336), (108, 11577780), (120, 10420002), (131, 9545040), (135, 9262224), (144, 8683335), (162, 7718520), (180, 6946668), (216, 5788890), (240, 5210001), (243, 5145680), (262, 4772520), (270, 4631112), (324, 3859260), (360, 3473334), (393, 3181680), (405, 3087408), (432, 2894445), (486, 2572840), (491, 2546640), (524, 2386260), (540, 2315556), (648, 1929630), (655, 1909008), (720, 1736667), (786, 1590840), (810, 1543704), (972, 1286420), (982, 1273320), (1048, 1193130), (1080, 1157778), (1179, 1060560), (1215, 1029136), (1296, 964815), (1310, 954504), (1473, 848880), (1572, 795420), (1620, 771852), (1944, 643210), (1964, 636660), (1965, 636336), (2096, 596565), (2160, 578889), (2358, 530280), (2430, 514568), (2455, 509328), (2620, 477252), (2946, 424440), (3144, 397710), (3240, 385926), (3537, 353520), (3888, 321605), (3928, 318330), (3930, 318168), (4419, 282960), (4716, 265140), (4860, 257284), (4910, 254664), (5240, 238626), (5892, 212220), (5895, 212112), (6288, 198855), (6480, 192963), (7074, 176760), (7365, 169776), (7856, 159165), (7860, 159084), (8838, 141480), (9432, 132570), (9720, 128642), (9820, 127332), (10480, 119313), (10611, 117840), (11784, 106110), (11790, 106056), (13257, 94320), (14148, 88380), (14730, 84888), (15720, 79542), (17676, 70740), (17685, 70704), (18864, 66285), (19440, 64321), (19640, 63666), (21222, 58920), (22095, 56592), (23568, 53055), (23580, 53028), (26514, 47160), (28296, 44190), (29460, 42444), (31440, 39771), (31833, 39280), (35352, 35370)]