51298920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:317

約数の個数: 160

約数和(自身を含む): 175633920

約数和(自身を除く): 124335000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 71, 72, 81, 90, 108, 120, 135, 142, 162, 180, 213, 216, 223, 270, 284, 324, 355, 360, 405, 426, 446, 540, 568, 639, 648, 669, 710, 810, 852, 892, 1065, 1080, 1115, 1278, 1338, 1420, 1620, 1704, 1784, 1917, 2007, 2130, 2230, 2556, 2676, 2840, 3195, 3240, 3345, 3834, 4014, 4260, 4460, 5112, 5352, 5751, 6021, 6390, 6690, 7668, 8028, 8520, 8920, 9585, 10035, 11502, 12042, 12780, 13380, 15336, 15833, 16056, 18063, 19170, 20070, 23004, 24084, 25560, 26760, 28755, 30105, 31666, 36126, 38340, 40140, 46008, 47499, 48168, 57510, 60210, 63332, 72252, 76680, 79165, 80280, 90315, 94998, 115020, 120420, 126664, 142497, 144504, 158330, 180630, 189996, 230040, 237495, 240840, 284994, 316660, 361260, 379992, 427491, 474990, 569988, 633320, 712485, 722520, 854982, 949980, 1139976, 1282473, 1424970, 1709964, 1899960, 2137455, 2564946, 2849940, 3419928, 4274910, 5129892, 5699880, 6412365, 8549820, 10259784, 12824730, 17099640, 25649460, 51298920]

約数ペア:

[(1, 51298920), (2, 25649460), (3, 17099640), (4, 12824730), (5, 10259784), (6, 8549820), (8, 6412365), (9, 5699880), (10, 5129892), (12, 4274910), (15, 3419928), (18, 2849940), (20, 2564946), (24, 2137455), (27, 1899960), (30, 1709964), (36, 1424970), (40, 1282473), (45, 1139976), (54, 949980), (60, 854982), (71, 722520), (72, 712485), (81, 633320), (90, 569988), (108, 474990), (120, 427491), (135, 379992), (142, 361260), (162, 316660), (180, 284994), (213, 240840), (216, 237495), (223, 230040), (270, 189996), (284, 180630), (324, 158330), (355, 144504), (360, 142497), (405, 126664), (426, 120420), (446, 115020), (540, 94998), (568, 90315), (639, 80280), (648, 79165), (669, 76680), (710, 72252), (810, 63332), (852, 60210), (892, 57510), (1065, 48168), (1080, 47499), (1115, 46008), (1278, 40140), (1338, 38340), (1420, 36126), (1620, 31666), (1704, 30105), (1784, 28755), (1917, 26760), (2007, 25560), (2130, 24084), (2230, 23004), (2556, 20070), (2676, 19170), (2840, 18063), (3195, 16056), (3240, 15833), (3345, 15336), (3834, 13380), (4014, 12780), (4260, 12042), (4460, 11502), (5112, 10035), (5352, 9585), (5751, 8920), (6021, 8520), (6390, 8028), (6690, 7668)]