121458880

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{269}}^1$

素因数の和:386

約数の個数: 112

約数和(自身を含む): 311078880

約数和(自身を除く): 189620000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 83, 85, 136, 160, 166, 170, 269, 272, 320, 332, 340, 415, 538, 544, 664, 680, 830, 1076, 1088, 1328, 1345, 1360, 1411, 1660, 2152, 2656, 2690, 2720, 2822, 3320, 4304, 4573, 5312, 5380, 5440, 5644, 6640, 7055, 8608, 9146, 10760, 11288, 13280, 14110, 17216, 18292, 21520, 22327, 22576, 22865, 26560, 28220, 36584, 43040, 44654, 45152, 45730, 56440, 73168, 86080, 89308, 90304, 91460, 111635, 112880, 146336, 178616, 182920, 223270, 225760, 292672, 357232, 365840, 379559, 446540, 451520, 714464, 731680, 759118, 893080, 1428928, 1463360, 1518236, 1786160, 1897795, 3036472, 3572320, 3795590, 6072944, 7144640, 7591180, 12145888, 15182360, 24291776, 30364720, 60729440, 121458880]

約数ペア:

[(1, 121458880), (2, 60729440), (4, 30364720), (5, 24291776), (8, 15182360), (10, 12145888), (16, 7591180), (17, 7144640), (20, 6072944), (32, 3795590), (34, 3572320), (40, 3036472), (64, 1897795), (68, 1786160), (80, 1518236), (83, 1463360), (85, 1428928), (136, 893080), (160, 759118), (166, 731680), (170, 714464), (269, 451520), (272, 446540), (320, 379559), (332, 365840), (340, 357232), (415, 292672), (538, 225760), (544, 223270), (664, 182920), (680, 178616), (830, 146336), (1076, 112880), (1088, 111635), (1328, 91460), (1345, 90304), (1360, 89308), (1411, 86080), (1660, 73168), (2152, 56440), (2656, 45730), (2690, 45152), (2720, 44654), (2822, 43040), (3320, 36584), (4304, 28220), (4573, 26560), (5312, 22865), (5380, 22576), (5440, 22327), (5644, 21520), (6640, 18292), (7055, 17216), (8608, 14110), (9146, 13280), (10760, 11288)]