71028900

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 216

約数和(自身を含む): 240123520

約数和(自身を除く): 169094620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 37, 45, 50, 54, 60, 74, 75, 79, 81, 90, 100, 108, 111, 135, 148, 150, 158, 162, 180, 185, 222, 225, 237, 243, 270, 300, 316, 324, 333, 370, 395, 405, 444, 450, 474, 486, 540, 555, 666, 675, 711, 740, 790, 810, 900, 925, 948, 972, 999, 1110, 1185, 1215, 1332, 1350, 1422, 1580, 1620, 1665, 1850, 1975, 1998, 2025, 2133, 2220, 2370, 2430, 2700, 2775, 2844, 2923, 2997, 3330, 3555, 3700, 3950, 3996, 4050, 4266, 4740, 4860, 4995, 5550, 5846, 5925, 5994, 6075, 6399, 6660, 7110, 7900, 8100, 8325, 8532, 8769, 8991, 9990, 10665, 11100, 11692, 11850, 11988, 12150, 12798, 14220, 14615, 14985, 16650, 17538, 17775, 17982, 19197, 19980, 21330, 23700, 24300, 24975, 25596, 26307, 29230, 29970, 31995, 33300, 35076, 35550, 35964, 38394, 42660, 43845, 44955, 49950, 52614, 53325, 58460, 59940, 63990, 71100, 73075, 74925, 76788, 78921, 87690, 89910, 95985, 99900, 105228, 106650, 127980, 131535, 146150, 149850, 157842, 159975, 175380, 179820, 191970, 213300, 219225, 224775, 236763, 263070, 292300, 299700, 315684, 319950, 383940, 394605, 438450, 449550, 473526, 479925, 526140, 639900, 657675, 710289, 789210, 876900, 899100, 947052, 959850, 1183815, 1315350, 1420578, 1578420, 1919700, 1973025, 2367630, 2630700, 2841156, 3551445, 3946050, 4735260, 5919075, 7102890, 7892100, 11838150, 14205780, 17757225, 23676300, 35514450, 71028900]

約数ペア:

[(1, 71028900), (2, 35514450), (3, 23676300), (4, 17757225), (5, 14205780), (6, 11838150), (9, 7892100), (10, 7102890), (12, 5919075), (15, 4735260), (18, 3946050), (20, 3551445), (25, 2841156), (27, 2630700), (30, 2367630), (36, 1973025), (37, 1919700), (45, 1578420), (50, 1420578), (54, 1315350), (60, 1183815), (74, 959850), (75, 947052), (79, 899100), (81, 876900), (90, 789210), (100, 710289), (108, 657675), (111, 639900), (135, 526140), (148, 479925), (150, 473526), (158, 449550), (162, 438450), (180, 394605), (185, 383940), (222, 319950), (225, 315684), (237, 299700), (243, 292300), (270, 263070), (300, 236763), (316, 224775), (324, 219225), (333, 213300), (370, 191970), (395, 179820), (405, 175380), (444, 159975), (450, 157842), (474, 149850), (486, 146150), (540, 131535), (555, 127980), (666, 106650), (675, 105228), (711, 99900), (740, 95985), (790, 89910), (810, 87690), (900, 78921), (925, 76788), (948, 74925), (972, 73075), (999, 71100), (1110, 63990), (1185, 59940), (1215, 58460), (1332, 53325), (1350, 52614), (1422, 49950), (1580, 44955), (1620, 43845), (1665, 42660), (1850, 38394), (1975, 35964), (1998, 35550), (2025, 35076), (2133, 33300), (2220, 31995), (2370, 29970), (2430, 29230), (2700, 26307), (2775, 25596), (2844, 24975), (2923, 24300), (2997, 23700), (3330, 21330), (3555, 19980), (3700, 19197), (3950, 17982), (3996, 17775), (4050, 17538), (4266, 16650), (4740, 14985), (4860, 14615), (4995, 14220), (5550, 12798), (5846, 12150), (5925, 11988), (5994, 11850), (6075, 11692), (6399, 11100), (6660, 10665), (7110, 9990), (7900, 8991), (8100, 8769), (8325, 8532)]