206672690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:400

約数の個数: 96

約数和(自身を含む): 462931200

約数和(自身を除く): 256258510

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 79, 95, 98, 133, 158, 190, 245, 266, 281, 395, 490, 553, 562, 665, 790, 931, 1106, 1330, 1405, 1501, 1862, 1967, 2765, 2810, 3002, 3871, 3934, 4655, 5339, 5530, 7505, 7742, 9310, 9835, 10507, 10678, 13769, 15010, 19355, 19670, 21014, 22199, 26695, 27538, 37373, 38710, 44398, 52535, 53390, 68845, 73549, 74746, 105070, 110995, 137690, 147098, 155393, 186865, 221990, 261611, 310786, 367745, 373730, 421781, 523222, 735490, 776965, 843562, 1087751, 1308055, 1553930, 2108905, 2175502, 2616110, 2952467, 4217810, 5438755, 5904934, 10877510, 14762335, 20667269, 29524670, 41334538, 103336345, 206672690]

約数ペア:

[(1, 206672690), (2, 103336345), (5, 41334538), (7, 29524670), (10, 20667269), (14, 14762335), (19, 10877510), (35, 5904934), (38, 5438755), (49, 4217810), (70, 2952467), (79, 2616110), (95, 2175502), (98, 2108905), (133, 1553930), (158, 1308055), (190, 1087751), (245, 843562), (266, 776965), (281, 735490), (395, 523222), (490, 421781), (553, 373730), (562, 367745), (665, 310786), (790, 261611), (931, 221990), (1106, 186865), (1330, 155393), (1405, 147098), (1501, 137690), (1862, 110995), (1967, 105070), (2765, 74746), (2810, 73549), (3002, 68845), (3871, 53390), (3934, 52535), (4655, 44398), (5339, 38710), (5530, 37373), (7505, 27538), (7742, 26695), (9310, 22199), (9835, 21014), (10507, 19670), (10678, 19355), (13769, 15010)]