245123760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2473}}^1$

素因数の和:2555

約数の個数: 160

約数和(自身を含む): 883514880

約数和(自身を除く): 638391120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 59, 60, 70, 80, 84, 105, 112, 118, 120, 140, 168, 177, 210, 236, 240, 280, 295, 336, 354, 413, 420, 472, 560, 590, 708, 826, 840, 885, 944, 1180, 1239, 1416, 1652, 1680, 1770, 2065, 2360, 2473, 2478, 2832, 3304, 3540, 4130, 4720, 4946, 4956, 6195, 6608, 7080, 7419, 8260, 9892, 9912, 12365, 12390, 14160, 14838, 16520, 17311, 19784, 19824, 24730, 24780, 29676, 33040, 34622, 37095, 39568, 49460, 49560, 51933, 59352, 69244, 74190, 86555, 98920, 99120, 103866, 118704, 138488, 145907, 148380, 173110, 197840, 207732, 259665, 276976, 291814, 296760, 346220, 415464, 437721, 519330, 583628, 593520, 692440, 729535, 830928, 875442, 1021349, 1038660, 1167256, 1384880, 1459070, 1750884, 2042698, 2077320, 2188605, 2334512, 2918140, 3064047, 3501768, 4085396, 4154640, 4377210, 5106745, 5836280, 6128094, 7003536, 8170792, 8754420, 10213490, 11672560, 12256188, 15320235, 16341584, 17508840, 20426980, 24512376, 30640470, 35017680, 40853960, 49024752, 61280940, 81707920, 122561880, 245123760]

約数ペア:

[(1, 245123760), (2, 122561880), (3, 81707920), (4, 61280940), (5, 49024752), (6, 40853960), (7, 35017680), (8, 30640470), (10, 24512376), (12, 20426980), (14, 17508840), (15, 16341584), (16, 15320235), (20, 12256188), (21, 11672560), (24, 10213490), (28, 8754420), (30, 8170792), (35, 7003536), (40, 6128094), (42, 5836280), (48, 5106745), (56, 4377210), (59, 4154640), (60, 4085396), (70, 3501768), (80, 3064047), (84, 2918140), (105, 2334512), (112, 2188605), (118, 2077320), (120, 2042698), (140, 1750884), (168, 1459070), (177, 1384880), (210, 1167256), (236, 1038660), (240, 1021349), (280, 875442), (295, 830928), (336, 729535), (354, 692440), (413, 593520), (420, 583628), (472, 519330), (560, 437721), (590, 415464), (708, 346220), (826, 296760), (840, 291814), (885, 276976), (944, 259665), (1180, 207732), (1239, 197840), (1416, 173110), (1652, 148380), (1680, 145907), (1770, 138488), (2065, 118704), (2360, 103866), (2473, 99120), (2478, 98920), (2832, 86555), (3304, 74190), (3540, 69244), (4130, 59352), (4720, 51933), (4946, 49560), (4956, 49460), (6195, 39568), (6608, 37095), (7080, 34622), (7419, 33040), (8260, 29676), (9892, 24780), (9912, 24730), (12365, 19824), (12390, 19784), (14160, 17311), (14838, 16520)]