1240608720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{419}}^1$

素因数の和:534

約数の個数: 240

約数和(自身を含む): 4231604160

約数和(自身を除く): 2990995440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 73, 78, 80, 104, 120, 130, 146, 156, 169, 195, 208, 219, 240, 260, 292, 312, 338, 365, 390, 419, 438, 507, 520, 584, 624, 676, 730, 780, 838, 845, 876, 949, 1014, 1040, 1095, 1168, 1257, 1352, 1460, 1560, 1676, 1690, 1752, 1898, 2028, 2095, 2190, 2514, 2535, 2704, 2847, 2920, 3120, 3352, 3380, 3504, 3796, 4056, 4190, 4380, 4745, 5028, 5070, 5447, 5694, 5840, 6285, 6704, 6760, 7592, 8112, 8380, 8760, 9490, 10056, 10140, 10894, 11388, 12337, 12570, 13520, 14235, 15184, 16341, 16760, 17520, 18980, 20112, 20280, 21788, 22776, 24674, 25140, 27235, 28470, 30587, 32682, 33520, 37011, 37960, 40560, 43576, 45552, 49348, 50280, 54470, 56940, 61174, 61685, 65364, 70811, 74022, 75920, 81705, 87152, 91761, 98696, 100560, 108940, 113880, 122348, 123370, 130728, 141622, 148044, 152935, 163410, 183522, 185055, 197392, 212433, 217880, 227760, 244696, 246740, 261456, 283244, 296088, 305870, 326820, 354055, 367044, 370110, 397631, 424866, 435760, 458805, 489392, 493480, 566488, 592176, 611740, 653640, 708110, 734088, 740220, 795262, 849732, 917610, 986960, 1062165, 1132976, 1192893, 1223480, 1307280, 1416220, 1468176, 1480440, 1590524, 1699464, 1835220, 1988155, 2124330, 2385786, 2446960, 2832440, 2960880, 3181048, 3398928, 3670440, 3976310, 4248660, 4771572, 5169203, 5664880, 5964465, 6362096, 7340880, 7952620, 8497320, 9543144, 10338406, 11928930, 15507609, 15905240, 16994640, 19086288, 20676812, 23857860, 25846015, 31015218, 31810480, 41353624, 47715720, 51692030, 62030436, 77538045, 82707248, 95431440, 103384060, 124060872, 155076090, 206768120, 248121744, 310152180, 413536240, 620304360, 1240608720]

約数ペア:

[(1, 1240608720), (2, 620304360), (3, 413536240), (4, 310152180), (5, 248121744), (6, 206768120), (8, 155076090), (10, 124060872), (12, 103384060), (13, 95431440), (15, 82707248), (16, 77538045), (20, 62030436), (24, 51692030), (26, 47715720), (30, 41353624), (39, 31810480), (40, 31015218), (48, 25846015), (52, 23857860), (60, 20676812), (65, 19086288), (73, 16994640), (78, 15905240), (80, 15507609), (104, 11928930), (120, 10338406), (130, 9543144), (146, 8497320), (156, 7952620), (169, 7340880), (195, 6362096), (208, 5964465), (219, 5664880), (240, 5169203), (260, 4771572), (292, 4248660), (312, 3976310), (338, 3670440), (365, 3398928), (390, 3181048), (419, 2960880), (438, 2832440), (507, 2446960), (520, 2385786), (584, 2124330), (624, 1988155), (676, 1835220), (730, 1699464), (780, 1590524), (838, 1480440), (845, 1468176), (876, 1416220), (949, 1307280), (1014, 1223480), (1040, 1192893), (1095, 1132976), (1168, 1062165), (1257, 986960), (1352, 917610), (1460, 849732), (1560, 795262), (1676, 740220), (1690, 734088), (1752, 708110), (1898, 653640), (2028, 611740), (2095, 592176), (2190, 566488), (2514, 493480), (2535, 489392), (2704, 458805), (2847, 435760), (2920, 424866), (3120, 397631), (3352, 370110), (3380, 367044), (3504, 354055), (3796, 326820), (4056, 305870), (4190, 296088), (4380, 283244), (4745, 261456), (5028, 246740), (5070, 244696), (5447, 227760), (5694, 217880), (5840, 212433), (6285, 197392), (6704, 185055), (6760, 183522), (7592, 163410), (8112, 152935), (8380, 148044), (8760, 141622), (9490, 130728), (10056, 123370), (10140, 122348), (10894, 113880), (11388, 108940), (12337, 100560), (12570, 98696), (13520, 91761), (14235, 87152), (15184, 81705), (16341, 75920), (16760, 74022), (17520, 70811), (18980, 65364), (20112, 61685), (20280, 61174), (21788, 56940), (22776, 54470), (24674, 50280), (25140, 49348), (27235, 45552), (28470, 43576), (30587, 40560), (32682, 37960), (33520, 37011)]