78291120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:683

約数の個数: 160

約数和(自身を含む): 265697280

約数和(自身を除く): 187406160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 34, 40, 48, 51, 60, 62, 68, 80, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 240, 248, 255, 272, 310, 340, 372, 408, 465, 496, 510, 527, 619, 620, 680, 744, 816, 930, 1020, 1054, 1238, 1240, 1360, 1488, 1581, 1857, 1860, 2040, 2108, 2476, 2480, 2635, 3095, 3162, 3714, 3720, 4080, 4216, 4952, 5270, 6190, 6324, 7428, 7440, 7905, 8432, 9285, 9904, 10523, 10540, 12380, 12648, 14856, 15810, 18570, 19189, 21046, 21080, 24760, 25296, 29712, 31569, 31620, 37140, 38378, 42092, 42160, 49520, 52615, 57567, 63138, 63240, 74280, 76756, 84184, 95945, 105230, 115134, 126276, 126480, 148560, 153512, 157845, 168368, 191890, 210460, 230268, 252552, 287835, 307024, 315690, 326213, 383780, 420920, 460536, 505104, 575670, 631380, 652426, 767560, 841840, 921072, 978639, 1151340, 1262760, 1304852, 1535120, 1631065, 1957278, 2302680, 2525520, 2609704, 3262130, 3914556, 4605360, 4893195, 5219408, 6524260, 7829112, 9786390, 13048520, 15658224, 19572780, 26097040, 39145560, 78291120]

約数ペア:

[(1, 78291120), (2, 39145560), (3, 26097040), (4, 19572780), (5, 15658224), (6, 13048520), (8, 9786390), (10, 7829112), (12, 6524260), (15, 5219408), (16, 4893195), (17, 4605360), (20, 3914556), (24, 3262130), (30, 2609704), (31, 2525520), (34, 2302680), (40, 1957278), (48, 1631065), (51, 1535120), (60, 1304852), (62, 1262760), (68, 1151340), (80, 978639), (85, 921072), (93, 841840), (102, 767560), (120, 652426), (124, 631380), (136, 575670), (155, 505104), (170, 460536), (186, 420920), (204, 383780), (240, 326213), (248, 315690), (255, 307024), (272, 287835), (310, 252552), (340, 230268), (372, 210460), (408, 191890), (465, 168368), (496, 157845), (510, 153512), (527, 148560), (619, 126480), (620, 126276), (680, 115134), (744, 105230), (816, 95945), (930, 84184), (1020, 76756), (1054, 74280), (1238, 63240), (1240, 63138), (1360, 57567), (1488, 52615), (1581, 49520), (1857, 42160), (1860, 42092), (2040, 38378), (2108, 37140), (2476, 31620), (2480, 31569), (2635, 29712), (3095, 25296), (3162, 24760), (3714, 21080), (3720, 21046), (4080, 19189), (4216, 18570), (4952, 15810), (5270, 14856), (6190, 12648), (6324, 12380), (7428, 10540), (7440, 10523), (7905, 9904), (8432, 9285)]