813136698840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20978759}}^1$

素因数の和:20978809

約数の個数: 128

約数和(自身を含む): 2718847296000

約数和(自身を除く): 1905710597160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 510, 570, 646, 680, 760, 969, 1020, 1140, 1292, 1615, 1938, 2040, 2280, 2584, 3230, 3876, 4845, 6460, 7752, 9690, 12920, 19380, 38760, 20978759, 41957518, 62936277, 83915036, 104893795, 125872554, 167830072, 209787590, 251745108, 314681385, 356638903, 398596421, 419575180, 503490216, 629362770, 713277806, 797192842, 839150360, 1069916709, 1195789263, 1258725540, 1426555612, 1594385684, 1783194515, 1992982105, 2139833418, 2391578526, 2517451080, 2853111224, 3188771368, 3566389030, 3985964210, 4279666836, 4783157052, 5349583545, 5978946315, 6776139157, 7132778060, 7971928420, 8559333672, 9566314104, 10699167090, 11957892630, 13552278314, 14265556120, 15943856840, 20328417471, 21398334180, 23915785260, 27104556628, 33880695785, 40656834942, 42796668360, 47831570520, 54209113256, 67761391570, 81313669884, 101642087355, 135522783140, 162627339768, 203284174710, 271045566280, 406568349420, 813136698840]

約数ペア:

[(1, 813136698840), (2, 406568349420), (3, 271045566280), (4, 203284174710), (5, 162627339768), (6, 135522783140), (8, 101642087355), (10, 81313669884), (12, 67761391570), (15, 54209113256), (17, 47831570520), (19, 42796668360), (20, 40656834942), (24, 33880695785), (30, 27104556628), (34, 23915785260), (38, 21398334180), (40, 20328417471), (51, 15943856840), (57, 14265556120), (60, 13552278314), (68, 11957892630), (76, 10699167090), (85, 9566314104), (95, 8559333672), (102, 7971928420), (114, 7132778060), (120, 6776139157), (136, 5978946315), (152, 5349583545), (170, 4783157052), (190, 4279666836), (204, 3985964210), (228, 3566389030), (255, 3188771368), (285, 2853111224), (323, 2517451080), (340, 2391578526), (380, 2139833418), (408, 1992982105), (456, 1783194515), (510, 1594385684), (570, 1426555612), (646, 1258725540), (680, 1195789263), (760, 1069916709), (969, 839150360), (1020, 797192842), (1140, 713277806), (1292, 629362770), (1615, 503490216), (1938, 419575180), (2040, 398596421), (2280, 356638903), (2584, 314681385), (3230, 251745108), (3876, 209787590), (4845, 167830072), (6460, 125872554), (7752, 104893795), (9690, 83915036), (12920, 62936277), (19380, 41957518), (38760, 20978759)]