13028120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1$

素因数の和:82

約数の個数: 144

約数和(自身を含む): 37797840

約数和(自身を除く): 24769720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 23, 28, 34, 35, 40, 46, 49, 56, 68, 70, 85, 92, 98, 115, 119, 136, 140, 161, 170, 184, 196, 230, 238, 245, 280, 289, 322, 340, 391, 392, 460, 476, 490, 578, 595, 644, 680, 782, 805, 833, 920, 952, 980, 1127, 1156, 1190, 1288, 1445, 1564, 1610, 1666, 1955, 1960, 2023, 2254, 2312, 2380, 2737, 2890, 3128, 3220, 3332, 3910, 4046, 4165, 4508, 4760, 5474, 5635, 5780, 6440, 6647, 6664, 7820, 8092, 8330, 9016, 10115, 10948, 11270, 11560, 13294, 13685, 14161, 15640, 16184, 16660, 19159, 20230, 21896, 22540, 26588, 27370, 28322, 33235, 33320, 38318, 40460, 45080, 46529, 53176, 54740, 56644, 66470, 70805, 76636, 80920, 93058, 95795, 109480, 113288, 132940, 141610, 153272, 186116, 191590, 232645, 265880, 283220, 325703, 372232, 383180, 465290, 566440, 651406, 766360, 930580, 1302812, 1628515, 1861160, 2605624, 3257030, 6514060, 13028120]

約数ペア:

[(1, 13028120), (2, 6514060), (4, 3257030), (5, 2605624), (7, 1861160), (8, 1628515), (10, 1302812), (14, 930580), (17, 766360), (20, 651406), (23, 566440), (28, 465290), (34, 383180), (35, 372232), (40, 325703), (46, 283220), (49, 265880), (56, 232645), (68, 191590), (70, 186116), (85, 153272), (92, 141610), (98, 132940), (115, 113288), (119, 109480), (136, 95795), (140, 93058), (161, 80920), (170, 76636), (184, 70805), (196, 66470), (230, 56644), (238, 54740), (245, 53176), (280, 46529), (289, 45080), (322, 40460), (340, 38318), (391, 33320), (392, 33235), (460, 28322), (476, 27370), (490, 26588), (578, 22540), (595, 21896), (644, 20230), (680, 19159), (782, 16660), (805, 16184), (833, 15640), (920, 14161), (952, 13685), (980, 13294), (1127, 11560), (1156, 11270), (1190, 10948), (1288, 10115), (1445, 9016), (1564, 8330), (1610, 8092), (1666, 7820), (1955, 6664), (1960, 6647), (2023, 6440), (2254, 5780), (2312, 5635), (2380, 5474), (2737, 4760), (2890, 4508), (3128, 4165), (3220, 4046), (3332, 3910)]