7216685840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{3229}}^1$

素因数の和:3569

約数の個数: 160

約数和(自身を含む): 20724506880

約数和(自身を除く): 13507821040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 307, 364, 455, 520, 560, 614, 728, 910, 1040, 1228, 1456, 1535, 1820, 2149, 2456, 3070, 3229, 3640, 3991, 4298, 4912, 6140, 6458, 7280, 7982, 8596, 10745, 12280, 12916, 15964, 16145, 17192, 19955, 21490, 22603, 24560, 25832, 27937, 31928, 32290, 34384, 39910, 41977, 42980, 45206, 51664, 55874, 63856, 64580, 79820, 83954, 85960, 90412, 111748, 113015, 129160, 139685, 159640, 167908, 171920, 180824, 209885, 223496, 226030, 258320, 279370, 293839, 319280, 335816, 361648, 419770, 446992, 452060, 558740, 587678, 671632, 839540, 904120, 991303, 1117480, 1175356, 1469195, 1679080, 1808240, 1982606, 2234960, 2350712, 2938390, 3358160, 3965212, 4701424, 4956515, 5876780, 6939121, 7930424, 9913030, 11753560, 12886939, 13878242, 15860848, 19826060, 23507120, 25773878, 27756484, 34695605, 39652120, 51547756, 55512968, 64434695, 69391210, 79304240, 90208573, 103095512, 111025936, 128869390, 138782420, 180417146, 206191024, 257738780, 277564840, 360834292, 451042865, 515477560, 555129680, 721668584, 902085730, 1030955120, 1443337168, 1804171460, 3608342920, 7216685840]

約数ペア:

[(1, 7216685840), (2, 3608342920), (4, 1804171460), (5, 1443337168), (7, 1030955120), (8, 902085730), (10, 721668584), (13, 555129680), (14, 515477560), (16, 451042865), (20, 360834292), (26, 277564840), (28, 257738780), (35, 206191024), (40, 180417146), (52, 138782420), (56, 128869390), (65, 111025936), (70, 103095512), (80, 90208573), (91, 79304240), (104, 69391210), (112, 64434695), (130, 55512968), (140, 51547756), (182, 39652120), (208, 34695605), (260, 27756484), (280, 25773878), (307, 23507120), (364, 19826060), (455, 15860848), (520, 13878242), (560, 12886939), (614, 11753560), (728, 9913030), (910, 7930424), (1040, 6939121), (1228, 5876780), (1456, 4956515), (1535, 4701424), (1820, 3965212), (2149, 3358160), (2456, 2938390), (3070, 2350712), (3229, 2234960), (3640, 1982606), (3991, 1808240), (4298, 1679080), (4912, 1469195), (6140, 1175356), (6458, 1117480), (7280, 991303), (7982, 904120), (8596, 839540), (10745, 671632), (12280, 587678), (12916, 558740), (15964, 452060), (16145, 446992), (17192, 419770), (19955, 361648), (21490, 335816), (22603, 319280), (24560, 293839), (25832, 279370), (27937, 258320), (31928, 226030), (32290, 223496), (34384, 209885), (39910, 180824), (41977, 171920), (42980, 167908), (45206, 159640), (51664, 139685), (55874, 129160), (63856, 113015), (64580, 111748), (79820, 90412), (83954, 85960)]