81326700

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:374

約数の個数: 288

約数和(自身を含む): 322757120

約数和(自身を除く): 241430420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 25, 26, 27, 28, 30, 35, 36, 39, 42, 45, 50, 52, 54, 60, 63, 65, 70, 75, 78, 84, 90, 91, 100, 105, 108, 117, 126, 130, 135, 140, 150, 156, 175, 180, 182, 189, 195, 210, 225, 234, 252, 260, 270, 273, 300, 315, 325, 331, 350, 351, 364, 378, 390, 420, 450, 455, 468, 525, 540, 546, 585, 630, 650, 662, 675, 700, 702, 756, 780, 819, 900, 910, 945, 975, 993, 1050, 1092, 1170, 1260, 1300, 1324, 1350, 1365, 1404, 1575, 1638, 1655, 1755, 1820, 1890, 1950, 1986, 2100, 2275, 2317, 2340, 2457, 2700, 2730, 2925, 2979, 3150, 3276, 3310, 3510, 3780, 3900, 3972, 4095, 4303, 4550, 4634, 4725, 4914, 4965, 5460, 5850, 5958, 6300, 6620, 6825, 6951, 7020, 8190, 8275, 8606, 8775, 8937, 9100, 9268, 9450, 9828, 9930, 11585, 11700, 11916, 12285, 12909, 13650, 13902, 14895, 16380, 16550, 17212, 17550, 17874, 18900, 19860, 20475, 20853, 21515, 23170, 24570, 24825, 25818, 27300, 27804, 29790, 30121, 33100, 34755, 35100, 35748, 38727, 40950, 41706, 43030, 44685, 46340, 49140, 49650, 51636, 57925, 59580, 60242, 61425, 62559, 64545, 69510, 74475, 77454, 81900, 83412, 86060, 89370, 90363, 99300, 104265, 107575, 115850, 116181, 120484, 122850, 125118, 129090, 139020, 148950, 150605, 154908, 173775, 178740, 180726, 193635, 208530, 215150, 223425, 231700, 232362, 245700, 250236, 258180, 271089, 297900, 301210, 312795, 322725, 347550, 361452, 387270, 417060, 430300, 446850, 451815, 464724, 521325, 542178, 580905, 602420, 625590, 645450, 695100, 753025, 774540, 813267, 893700, 903630, 968175, 1042650, 1084356, 1161810, 1251180, 1290900, 1355445, 1506050, 1563975, 1626534, 1807260, 1936350, 2085300, 2259075, 2323620, 2710890, 2904525, 3012100, 3127950, 3253068, 3872700, 4066335, 4518150, 5421780, 5809050, 6255900, 6777225, 8132670, 9036300, 11618100, 13554450, 16265340, 20331675, 27108900, 40663350, 81326700]

約数ペア:

[(1, 81326700), (2, 40663350), (3, 27108900), (4, 20331675), (5, 16265340), (6, 13554450), (7, 11618100), (9, 9036300), (10, 8132670), (12, 6777225), (13, 6255900), (14, 5809050), (15, 5421780), (18, 4518150), (20, 4066335), (21, 3872700), (25, 3253068), (26, 3127950), (27, 3012100), (28, 2904525), (30, 2710890), (35, 2323620), (36, 2259075), (39, 2085300), (42, 1936350), (45, 1807260), (50, 1626534), (52, 1563975), (54, 1506050), (60, 1355445), (63, 1290900), (65, 1251180), (70, 1161810), (75, 1084356), (78, 1042650), (84, 968175), (90, 903630), (91, 893700), (100, 813267), (105, 774540), (108, 753025), (117, 695100), (126, 645450), (130, 625590), (135, 602420), (140, 580905), (150, 542178), (156, 521325), (175, 464724), (180, 451815), (182, 446850), (189, 430300), (195, 417060), (210, 387270), (225, 361452), (234, 347550), (252, 322725), (260, 312795), (270, 301210), (273, 297900), (300, 271089), (315, 258180), (325, 250236), (331, 245700), (350, 232362), (351, 231700), (364, 223425), (378, 215150), (390, 208530), (420, 193635), (450, 180726), (455, 178740), (468, 173775), (525, 154908), (540, 150605), (546, 148950), (585, 139020), (630, 129090), (650, 125118), (662, 122850), (675, 120484), (700, 116181), (702, 115850), (756, 107575), (780, 104265), (819, 99300), (900, 90363), (910, 89370), (945, 86060), (975, 83412), (993, 81900), (1050, 77454), (1092, 74475), (1170, 69510), (1260, 64545), (1300, 62559), (1324, 61425), (1350, 60242), (1365, 59580), (1404, 57925), (1575, 51636), (1638, 49650), (1655, 49140), (1755, 46340), (1820, 44685), (1890, 43030), (1950, 41706), (1986, 40950), (2100, 38727), (2275, 35748), (2317, 35100), (2340, 34755), (2457, 33100), (2700, 30121), (2730, 29790), (2925, 27804), (2979, 27300), (3150, 25818), (3276, 24825), (3310, 24570), (3510, 23170), (3780, 21515), (3900, 20853), (3972, 20475), (4095, 19860), (4303, 18900), (4550, 17874), (4634, 17550), (4725, 17212), (4914, 16550), (4965, 16380), (5460, 14895), (5850, 13902), (5958, 13650), (6300, 12909), (6620, 12285), (6825, 11916), (6951, 11700), (7020, 11585), (8190, 9930), (8275, 9828), (8606, 9450), (8775, 9268), (8937, 9100)]