408020060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1289}}^1$

素因数の和:1348

約数の個数: 144

約数和(自身を含む): 1111773600

約数和(自身を除く): 703753540

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 49, 68, 70, 76, 85, 95, 98, 119, 133, 140, 170, 190, 196, 238, 245, 266, 323, 340, 380, 476, 490, 532, 595, 646, 665, 833, 931, 980, 1190, 1289, 1292, 1330, 1615, 1666, 1862, 2261, 2380, 2578, 2660, 3230, 3332, 3724, 4165, 4522, 4655, 5156, 6445, 6460, 8330, 9023, 9044, 9310, 11305, 12890, 15827, 16660, 18046, 18620, 21913, 22610, 24491, 25780, 31654, 36092, 43826, 45115, 45220, 48982, 63161, 63308, 79135, 87652, 90230, 97964, 109565, 122455, 126322, 153391, 158270, 171437, 180460, 219130, 244910, 252644, 306782, 315805, 316540, 342874, 416347, 438260, 489820, 613564, 631610, 685748, 766955, 832694, 857185, 1073737, 1200059, 1263220, 1533910, 1665388, 1714370, 2081735, 2147474, 2400118, 2914429, 3067820, 3428740, 4163470, 4294948, 4800236, 5368685, 5828858, 6000295, 8326940, 10737370, 11657716, 12000590, 14572145, 20401003, 21474740, 24001180, 29144290, 40802006, 58288580, 81604012, 102005015, 204010030, 408020060]

約数ペア:

[(1, 408020060), (2, 204010030), (4, 102005015), (5, 81604012), (7, 58288580), (10, 40802006), (14, 29144290), (17, 24001180), (19, 21474740), (20, 20401003), (28, 14572145), (34, 12000590), (35, 11657716), (38, 10737370), (49, 8326940), (68, 6000295), (70, 5828858), (76, 5368685), (85, 4800236), (95, 4294948), (98, 4163470), (119, 3428740), (133, 3067820), (140, 2914429), (170, 2400118), (190, 2147474), (196, 2081735), (238, 1714370), (245, 1665388), (266, 1533910), (323, 1263220), (340, 1200059), (380, 1073737), (476, 857185), (490, 832694), (532, 766955), (595, 685748), (646, 631610), (665, 613564), (833, 489820), (931, 438260), (980, 416347), (1190, 342874), (1289, 316540), (1292, 315805), (1330, 306782), (1615, 252644), (1666, 244910), (1862, 219130), (2261, 180460), (2380, 171437), (2578, 158270), (2660, 153391), (3230, 126322), (3332, 122455), (3724, 109565), (4165, 97964), (4522, 90230), (4655, 87652), (5156, 79135), (6445, 63308), (6460, 63161), (8330, 48982), (9023, 45220), (9044, 45115), (9310, 43826), (11305, 36092), (12890, 31654), (15827, 25780), (16660, 24491), (18046, 22610), (18620, 21913)]