2019955470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1531}}^1$

素因数の和:1770

約数の個数: 128

約数和(自身を含む): 5559321600

約数和(自身を除く): 3539366130

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 199, 221, 255, 390, 398, 442, 510, 597, 663, 995, 1105, 1194, 1326, 1531, 1990, 2210, 2587, 2985, 3062, 3315, 3383, 4593, 5174, 5970, 6630, 6766, 7655, 7761, 9186, 10149, 12935, 15310, 15522, 16915, 19903, 20298, 22965, 25870, 26027, 33830, 38805, 39806, 43979, 45930, 50745, 52054, 59709, 77610, 78081, 87958, 99515, 101490, 119418, 130135, 131937, 156162, 199030, 219895, 260270, 263874, 298545, 304669, 338351, 390405, 439790, 597090, 609338, 659685, 676702, 780810, 914007, 1015053, 1319370, 1523345, 1691755, 1828014, 2030106, 3046690, 3383510, 3960697, 4570035, 5075265, 5179373, 7921394, 9140070, 10150530, 10358746, 11882091, 15538119, 19803485, 23764182, 25896865, 31076238, 39606970, 51793730, 59410455, 67331849, 77690595, 118820910, 134663698, 155381190, 201995547, 336659245, 403991094, 673318490, 1009977735, 2019955470]

約数ペア:

[(1, 2019955470), (2, 1009977735), (3, 673318490), (5, 403991094), (6, 336659245), (10, 201995547), (13, 155381190), (15, 134663698), (17, 118820910), (26, 77690595), (30, 67331849), (34, 59410455), (39, 51793730), (51, 39606970), (65, 31076238), (78, 25896865), (85, 23764182), (102, 19803485), (130, 15538119), (170, 11882091), (195, 10358746), (199, 10150530), (221, 9140070), (255, 7921394), (390, 5179373), (398, 5075265), (442, 4570035), (510, 3960697), (597, 3383510), (663, 3046690), (995, 2030106), (1105, 1828014), (1194, 1691755), (1326, 1523345), (1531, 1319370), (1990, 1015053), (2210, 914007), (2587, 780810), (2985, 676702), (3062, 659685), (3315, 609338), (3383, 597090), (4593, 439790), (5174, 390405), (5970, 338351), (6630, 304669), (6766, 298545), (7655, 263874), (7761, 260270), (9186, 219895), (10149, 199030), (12935, 156162), (15310, 131937), (15522, 130135), (16915, 119418), (19903, 101490), (20298, 99515), (22965, 87958), (25870, 78081), (26027, 77610), (33830, 59709), (38805, 52054), (39806, 50745), (43979, 45930)]