315090945

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:248

約数の個数: 128

約数和(自身を含む): 643507200

約数和(自身を除く): 328416255

約数列:

[1, 3, 5, 9, 13, 15, 27, 29, 39, 41, 45, 65, 87, 117, 123, 135, 145, 151, 195, 205, 261, 351, 369, 377, 435, 453, 533, 585, 615, 755, 783, 1107, 1131, 1189, 1305, 1359, 1599, 1755, 1845, 1885, 1963, 2265, 2665, 3393, 3567, 3915, 4077, 4379, 4797, 5535, 5655, 5889, 5945, 6191, 6795, 7995, 9815, 10179, 10701, 13137, 14391, 15457, 16965, 17667, 17835, 18573, 20385, 21895, 23985, 29445, 30955, 32103, 39411, 46371, 50895, 53001, 53505, 55719, 56927, 65685, 71955, 77285, 80483, 88335, 92865, 118233, 139113, 160515, 167157, 170781, 179539, 197055, 231855, 241449, 265005, 278595, 284635, 402415, 417339, 512343, 538617, 591165, 695565, 724347, 835785, 853905, 897695, 1207245, 1537029, 1615851, 2086695, 2173041, 2334007, 2561715, 2693085, 3621735, 4847553, 7002021, 7685145, 8079255, 10865205, 11670035, 21006063, 24237765, 35010105, 63018189, 105030315, 315090945]

約数ペア:

[(1, 315090945), (3, 105030315), (5, 63018189), (9, 35010105), (13, 24237765), (15, 21006063), (27, 11670035), (29, 10865205), (39, 8079255), (41, 7685145), (45, 7002021), (65, 4847553), (87, 3621735), (117, 2693085), (123, 2561715), (135, 2334007), (145, 2173041), (151, 2086695), (195, 1615851), (205, 1537029), (261, 1207245), (351, 897695), (369, 853905), (377, 835785), (435, 724347), (453, 695565), (533, 591165), (585, 538617), (615, 512343), (755, 417339), (783, 402415), (1107, 284635), (1131, 278595), (1189, 265005), (1305, 241449), (1359, 231855), (1599, 197055), (1755, 179539), (1845, 170781), (1885, 167157), (1963, 160515), (2265, 139113), (2665, 118233), (3393, 92865), (3567, 88335), (3915, 80483), (4077, 77285), (4379, 71955), (4797, 65685), (5535, 56927), (5655, 55719), (5889, 53505), (5945, 53001), (6191, 50895), (6795, 46371), (7995, 39411), (9815, 32103), (10179, 30955), (10701, 29445), (13137, 23985), (14391, 21895), (15457, 20385), (16965, 18573), (17667, 17835)]