139230840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1997}}^1$

素因数の和:2101

約数の個数: 128

約数和(自身を含む): 483356160

約数和(自身を除く): 344125320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 83, 84, 105, 120, 140, 166, 168, 210, 249, 280, 332, 415, 420, 498, 581, 664, 830, 840, 996, 1162, 1245, 1660, 1743, 1992, 1997, 2324, 2490, 2905, 3320, 3486, 3994, 4648, 4980, 5810, 5991, 6972, 7988, 8715, 9960, 9985, 11620, 11982, 13944, 13979, 15976, 17430, 19970, 23240, 23964, 27958, 29955, 34860, 39940, 41937, 47928, 55916, 59910, 69720, 69895, 79880, 83874, 111832, 119820, 139790, 165751, 167748, 209685, 239640, 279580, 331502, 335496, 419370, 497253, 559160, 663004, 828755, 838740, 994506, 1160257, 1326008, 1657510, 1677480, 1989012, 2320514, 2486265, 3315020, 3480771, 3978024, 4641028, 4972530, 5801285, 6630040, 6961542, 9282056, 9945060, 11602570, 13923084, 17403855, 19890120, 23205140, 27846168, 34807710, 46410280, 69615420, 139230840]

約数ペア:

[(1, 139230840), (2, 69615420), (3, 46410280), (4, 34807710), (5, 27846168), (6, 23205140), (7, 19890120), (8, 17403855), (10, 13923084), (12, 11602570), (14, 9945060), (15, 9282056), (20, 6961542), (21, 6630040), (24, 5801285), (28, 4972530), (30, 4641028), (35, 3978024), (40, 3480771), (42, 3315020), (56, 2486265), (60, 2320514), (70, 1989012), (83, 1677480), (84, 1657510), (105, 1326008), (120, 1160257), (140, 994506), (166, 838740), (168, 828755), (210, 663004), (249, 559160), (280, 497253), (332, 419370), (415, 335496), (420, 331502), (498, 279580), (581, 239640), (664, 209685), (830, 167748), (840, 165751), (996, 139790), (1162, 119820), (1245, 111832), (1660, 83874), (1743, 79880), (1992, 69895), (1997, 69720), (2324, 59910), (2490, 55916), (2905, 47928), (3320, 41937), (3486, 39940), (3994, 34860), (4648, 29955), (4980, 27958), (5810, 23964), (5991, 23240), (6972, 19970), (7988, 17430), (8715, 15976), (9960, 13979), (9985, 13944), (11620, 11982)]