247492750910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{317}}^1\times {\mathrm{457}}^1$

素因数の和:990

約数の個数: 128

約数和(自身を含む): 477549198720

約数和(自身を除く): 230056447810

約数列:

[1, 2, 5, 10, 29, 43, 58, 86, 137, 145, 215, 274, 290, 317, 430, 457, 634, 685, 914, 1247, 1370, 1585, 2285, 2494, 3170, 3973, 4570, 5891, 6235, 7946, 9193, 11782, 12470, 13253, 13631, 18386, 19651, 19865, 26506, 27262, 29455, 39302, 39730, 43429, 45965, 58910, 62609, 66265, 68155, 86858, 91930, 98255, 125218, 132530, 136310, 144869, 170839, 196510, 217145, 289738, 313045, 341678, 395299, 434290, 569879, 626090, 724345, 790598, 854195, 1139758, 1259441, 1448690, 1708390, 1815661, 1867447, 1976495, 2518882, 2692187, 2849395, 3631322, 3734894, 3952990, 4201201, 5384374, 5698790, 6229367, 6297205, 8402402, 9078305, 9337235, 12458734, 12594410, 13460935, 18156610, 18674470, 19847053, 21006005, 26921870, 31146835, 39694106, 42012010, 54155963, 62293670, 78073423, 99235265, 108311926, 156146846, 180651643, 198470530, 270779815, 361303286, 390367115, 541559630, 575564537, 780734230, 853423279, 903258215, 1151129074, 1706846558, 1806516430, 2877822685, 4267116395, 5755645370, 8534232790, 24749275091, 49498550182, 123746375455, 247492750910]

約数ペア:

[(1, 247492750910), (2, 123746375455), (5, 49498550182), (10, 24749275091), (29, 8534232790), (43, 5755645370), (58, 4267116395), (86, 2877822685), (137, 1806516430), (145, 1706846558), (215, 1151129074), (274, 903258215), (290, 853423279), (317, 780734230), (430, 575564537), (457, 541559630), (634, 390367115), (685, 361303286), (914, 270779815), (1247, 198470530), (1370, 180651643), (1585, 156146846), (2285, 108311926), (2494, 99235265), (3170, 78073423), (3973, 62293670), (4570, 54155963), (5891, 42012010), (6235, 39694106), (7946, 31146835), (9193, 26921870), (11782, 21006005), (12470, 19847053), (13253, 18674470), (13631, 18156610), (18386, 13460935), (19651, 12594410), (19865, 12458734), (26506, 9337235), (27262, 9078305), (29455, 8402402), (39302, 6297205), (39730, 6229367), (43429, 5698790), (45965, 5384374), (58910, 4201201), (62609, 3952990), (66265, 3734894), (68155, 3631322), (86858, 2849395), (91930, 2692187), (98255, 2518882), (125218, 1976495), (132530, 1867447), (136310, 1815661), (144869, 1708390), (170839, 1448690), (196510, 1259441), (217145, 1139758), (289738, 854195), (313045, 790598), (341678, 724345), (395299, 626090), (434290, 569879)]