20730059280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{8377}}^1$

素因数の和:8894

約数の個数: 240

約数和(自身を含む): 79735503744

約数和(自身を除く): 59005444464

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 491, 504, 560, 630, 720, 840, 982, 1008, 1260, 1473, 1680, 1964, 2455, 2520, 2946, 3437, 3928, 4419, 4910, 5040, 5892, 6874, 7365, 7856, 8377, 8838, 9820, 10311, 11784, 13748, 14730, 16754, 17185, 17676, 19640, 20622, 22095, 23568, 25131, 27496, 29460, 30933, 33508, 34370, 35352, 39280, 41244, 41885, 44190, 50262, 51555, 54992, 58639, 58920, 61866, 67016, 68740, 70704, 75393, 82488, 83770, 88380, 100524, 103110, 117278, 117840, 123732, 125655, 134032, 137480, 150786, 154665, 164976, 167540, 175917, 176760, 201048, 206220, 234556, 247464, 251310, 274960, 293195, 301572, 309330, 335080, 351834, 353520, 376965, 402096, 412440, 469112, 494928, 502620, 527751, 586390, 603144, 618660, 670160, 703668, 753930, 824880, 879585, 938224, 1005240, 1055502, 1172780, 1206288, 1237320, 1407336, 1507860, 1759170, 2010480, 2111004, 2345560, 2474640, 2638755, 2814672, 3015720, 3518340, 4113107, 4222008, 4691120, 5277510, 6031440, 7036680, 8226214, 8444016, 10555020, 12339321, 14073360, 16452428, 20565535, 21110040, 24678642, 28791749, 32904856, 37017963, 41131070, 42220080, 49357284, 57583498, 61696605, 65809712, 74035926, 82262140, 86375247, 98714568, 115166996, 123393210, 143958745, 148071852, 164524280, 172750494, 185089815, 197429136, 230333992, 246786420, 259125741, 287917490, 296143704, 329048560, 345500988, 370179630, 431876235, 460667984, 493572840, 518251482, 575834980, 592287408, 691001976, 740359260, 863752470, 987145680, 1036502964, 1151669960, 1295628705, 1382003952, 1480718520, 1727504940, 2073005928, 2303339920, 2591257410, 2961437040, 3455009880, 4146011856, 5182514820, 6910019760, 10365029640, 20730059280]

約数ペア:

[(1, 20730059280), (2, 10365029640), (3, 6910019760), (4, 5182514820), (5, 4146011856), (6, 3455009880), (7, 2961437040), (8, 2591257410), (9, 2303339920), (10, 2073005928), (12, 1727504940), (14, 1480718520), (15, 1382003952), (16, 1295628705), (18, 1151669960), (20, 1036502964), (21, 987145680), (24, 863752470), (28, 740359260), (30, 691001976), (35, 592287408), (36, 575834980), (40, 518251482), (42, 493572840), (45, 460667984), (48, 431876235), (56, 370179630), (60, 345500988), (63, 329048560), (70, 296143704), (72, 287917490), (80, 259125741), (84, 246786420), (90, 230333992), (105, 197429136), (112, 185089815), (120, 172750494), (126, 164524280), (140, 148071852), (144, 143958745), (168, 123393210), (180, 115166996), (210, 98714568), (240, 86375247), (252, 82262140), (280, 74035926), (315, 65809712), (336, 61696605), (360, 57583498), (420, 49357284), (491, 42220080), (504, 41131070), (560, 37017963), (630, 32904856), (720, 28791749), (840, 24678642), (982, 21110040), (1008, 20565535), (1260, 16452428), (1473, 14073360), (1680, 12339321), (1964, 10555020), (2455, 8444016), (2520, 8226214), (2946, 7036680), (3437, 6031440), (3928, 5277510), (4419, 4691120), (4910, 4222008), (5040, 4113107), (5892, 3518340), (6874, 3015720), (7365, 2814672), (7856, 2638755), (8377, 2474640), (8838, 2345560), (9820, 2111004), (10311, 2010480), (11784, 1759170), (13748, 1507860), (14730, 1407336), (16754, 1237320), (17185, 1206288), (17676, 1172780), (19640, 1055502), (20622, 1005240), (22095, 938224), (23568, 879585), (25131, 824880), (27496, 753930), (29460, 703668), (30933, 670160), (33508, 618660), (34370, 603144), (35352, 586390), (39280, 527751), (41244, 502620), (41885, 494928), (44190, 469112), (50262, 412440), (51555, 402096), (54992, 376965), (58639, 353520), (58920, 351834), (61866, 335080), (67016, 309330), (68740, 301572), (70704, 293195), (75393, 274960), (82488, 251310), (83770, 247464), (88380, 234556), (100524, 206220), (103110, 201048), (117278, 176760), (117840, 175917), (123732, 167540), (125655, 164976), (134032, 154665), (137480, 150786)]