28660410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 78624000

約数和(自身を除く): 49963590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 79, 87, 90, 139, 145, 158, 174, 237, 261, 278, 290, 395, 417, 435, 474, 522, 695, 711, 790, 834, 870, 1185, 1251, 1305, 1390, 1422, 2085, 2291, 2370, 2502, 2610, 3555, 4031, 4170, 4582, 6255, 6873, 7110, 8062, 10981, 11455, 12093, 12510, 13746, 20155, 20619, 21962, 22910, 24186, 32943, 34365, 36279, 40310, 41238, 54905, 60465, 65886, 68730, 72558, 98829, 103095, 109810, 120930, 164715, 181395, 197658, 206190, 318449, 329430, 362790, 494145, 636898, 955347, 988290, 1592245, 1910694, 2866041, 3184490, 4776735, 5732082, 9553470, 14330205, 28660410]

約数ペア:

[(1, 28660410), (2, 14330205), (3, 9553470), (5, 5732082), (6, 4776735), (9, 3184490), (10, 2866041), (15, 1910694), (18, 1592245), (29, 988290), (30, 955347), (45, 636898), (58, 494145), (79, 362790), (87, 329430), (90, 318449), (139, 206190), (145, 197658), (158, 181395), (174, 164715), (237, 120930), (261, 109810), (278, 103095), (290, 98829), (395, 72558), (417, 68730), (435, 65886), (474, 60465), (522, 54905), (695, 41238), (711, 40310), (790, 36279), (834, 34365), (870, 32943), (1185, 24186), (1251, 22910), (1305, 21962), (1390, 20619), (1422, 20155), (2085, 13746), (2291, 12510), (2370, 12093), (2502, 11455), (2610, 10981), (3555, 8062), (4031, 7110), (4170, 6873), (4582, 6255)]