140489640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:485

約数の個数: 160

約数和(自身を含む): 477243360

約数和(自身を除く): 336753720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 131, 135, 162, 180, 216, 262, 270, 324, 331, 360, 393, 405, 524, 540, 648, 655, 662, 786, 810, 993, 1048, 1080, 1179, 1310, 1324, 1572, 1620, 1655, 1965, 1986, 2358, 2620, 2648, 2979, 3144, 3240, 3310, 3537, 3930, 3972, 4716, 4965, 5240, 5895, 5958, 6620, 7074, 7860, 7944, 8937, 9432, 9930, 10611, 11790, 11916, 13240, 14148, 14895, 15720, 17685, 17874, 19860, 21222, 23580, 23832, 26811, 28296, 29790, 35370, 35748, 39720, 42444, 43361, 44685, 47160, 53055, 53622, 59580, 70740, 71496, 84888, 86722, 89370, 106110, 107244, 119160, 130083, 134055, 141480, 173444, 178740, 212220, 214488, 216805, 260166, 268110, 346888, 357480, 390249, 424440, 433610, 520332, 536220, 650415, 780498, 867220, 1040664, 1072440, 1170747, 1300830, 1560996, 1734440, 1951245, 2341494, 2601660, 3121992, 3512241, 3902490, 4682988, 5203320, 5853735, 7024482, 7804980, 9365976, 11707470, 14048964, 15609960, 17561205, 23414940, 28097928, 35122410, 46829880, 70244820, 140489640]

約数ペア:

[(1, 140489640), (2, 70244820), (3, 46829880), (4, 35122410), (5, 28097928), (6, 23414940), (8, 17561205), (9, 15609960), (10, 14048964), (12, 11707470), (15, 9365976), (18, 7804980), (20, 7024482), (24, 5853735), (27, 5203320), (30, 4682988), (36, 3902490), (40, 3512241), (45, 3121992), (54, 2601660), (60, 2341494), (72, 1951245), (81, 1734440), (90, 1560996), (108, 1300830), (120, 1170747), (131, 1072440), (135, 1040664), (162, 867220), (180, 780498), (216, 650415), (262, 536220), (270, 520332), (324, 433610), (331, 424440), (360, 390249), (393, 357480), (405, 346888), (524, 268110), (540, 260166), (648, 216805), (655, 214488), (662, 212220), (786, 178740), (810, 173444), (993, 141480), (1048, 134055), (1080, 130083), (1179, 119160), (1310, 107244), (1324, 106110), (1572, 89370), (1620, 86722), (1655, 84888), (1965, 71496), (1986, 70740), (2358, 59580), (2620, 53622), (2648, 53055), (2979, 47160), (3144, 44685), (3240, 43361), (3310, 42444), (3537, 39720), (3930, 35748), (3972, 35370), (4716, 29790), (4965, 28296), (5240, 26811), (5895, 23832), (5958, 23580), (6620, 21222), (7074, 19860), (7860, 17874), (7944, 17685), (8937, 15720), (9432, 14895), (9930, 14148), (10611, 13240), (11790, 11916)]