78513840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:408

約数の個数: 160

約数和(自身を含む): 273315840

約数和(自身を除く): 194802000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 163, 180, 216, 223, 240, 270, 326, 360, 432, 446, 489, 540, 652, 669, 720, 815, 892, 978, 1080, 1115, 1304, 1338, 1467, 1630, 1784, 1956, 2007, 2160, 2230, 2445, 2608, 2676, 2934, 3260, 3345, 3568, 3912, 4014, 4401, 4460, 4890, 5352, 5868, 6021, 6520, 6690, 7335, 7824, 8028, 8802, 8920, 9780, 10035, 10704, 11736, 12042, 13040, 13380, 14670, 16056, 17604, 17840, 19560, 20070, 22005, 23472, 24084, 26760, 29340, 30105, 32112, 35208, 36349, 39120, 40140, 44010, 48168, 53520, 58680, 60210, 70416, 72698, 80280, 88020, 96336, 109047, 117360, 120420, 145396, 160560, 176040, 181745, 218094, 240840, 290792, 327141, 352080, 363490, 436188, 481680, 545235, 581584, 654282, 726980, 872376, 981423, 1090470, 1308564, 1453960, 1635705, 1744752, 1962846, 2180940, 2617128, 2907920, 3271410, 3925692, 4361880, 4907115, 5234256, 6542820, 7851384, 8723760, 9814230, 13085640, 15702768, 19628460, 26171280, 39256920, 78513840]

約数ペア:

[(1, 78513840), (2, 39256920), (3, 26171280), (4, 19628460), (5, 15702768), (6, 13085640), (8, 9814230), (9, 8723760), (10, 7851384), (12, 6542820), (15, 5234256), (16, 4907115), (18, 4361880), (20, 3925692), (24, 3271410), (27, 2907920), (30, 2617128), (36, 2180940), (40, 1962846), (45, 1744752), (48, 1635705), (54, 1453960), (60, 1308564), (72, 1090470), (80, 981423), (90, 872376), (108, 726980), (120, 654282), (135, 581584), (144, 545235), (163, 481680), (180, 436188), (216, 363490), (223, 352080), (240, 327141), (270, 290792), (326, 240840), (360, 218094), (432, 181745), (446, 176040), (489, 160560), (540, 145396), (652, 120420), (669, 117360), (720, 109047), (815, 96336), (892, 88020), (978, 80280), (1080, 72698), (1115, 70416), (1304, 60210), (1338, 58680), (1467, 53520), (1630, 48168), (1784, 44010), (1956, 40140), (2007, 39120), (2160, 36349), (2230, 35208), (2445, 32112), (2608, 30105), (2676, 29340), (2934, 26760), (3260, 24084), (3345, 23472), (3568, 22005), (3912, 20070), (4014, 19560), (4401, 17840), (4460, 17604), (4890, 16056), (5352, 14670), (5868, 13380), (6021, 13040), (6520, 12042), (6690, 11736), (7335, 10704), (7824, 10035), (8028, 9780), (8802, 8920)]