395704890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1693}}^1$

素因数の和:1773

約数の個数: 144

約数和(自身を含む): 1220106888

約数和(自身を除く): 824401998

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 53, 63, 70, 90, 98, 105, 106, 126, 147, 159, 210, 245, 265, 294, 315, 318, 371, 441, 477, 490, 530, 630, 735, 742, 795, 882, 954, 1113, 1470, 1590, 1693, 1855, 2205, 2226, 2385, 2597, 3339, 3386, 3710, 4410, 4770, 5079, 5194, 5565, 6678, 7791, 8465, 10158, 11130, 11851, 12985, 15237, 15582, 16695, 16930, 23373, 23702, 25395, 25970, 30474, 33390, 35553, 38955, 46746, 50790, 59255, 71106, 76185, 77910, 82957, 89729, 106659, 116865, 118510, 152370, 165914, 177765, 179458, 213318, 233730, 248871, 269187, 355530, 414785, 448645, 497742, 533295, 538374, 628103, 746613, 807561, 829570, 897290, 1066590, 1244355, 1256206, 1345935, 1493226, 1615122, 1884309, 2488710, 2691870, 3140515, 3733065, 3768618, 4037805, 4396721, 5652927, 6281030, 7466130, 8075610, 8793442, 9421545, 11305854, 13190163, 18843090, 21983605, 26380326, 28264635, 39570489, 43967210, 56529270, 65950815, 79140978, 131901630, 197852445, 395704890]

約数ペア:

[(1, 395704890), (2, 197852445), (3, 131901630), (5, 79140978), (6, 65950815), (7, 56529270), (9, 43967210), (10, 39570489), (14, 28264635), (15, 26380326), (18, 21983605), (21, 18843090), (30, 13190163), (35, 11305854), (42, 9421545), (45, 8793442), (49, 8075610), (53, 7466130), (63, 6281030), (70, 5652927), (90, 4396721), (98, 4037805), (105, 3768618), (106, 3733065), (126, 3140515), (147, 2691870), (159, 2488710), (210, 1884309), (245, 1615122), (265, 1493226), (294, 1345935), (315, 1256206), (318, 1244355), (371, 1066590), (441, 897290), (477, 829570), (490, 807561), (530, 746613), (630, 628103), (735, 538374), (742, 533295), (795, 497742), (882, 448645), (954, 414785), (1113, 355530), (1470, 269187), (1590, 248871), (1693, 233730), (1855, 213318), (2205, 179458), (2226, 177765), (2385, 165914), (2597, 152370), (3339, 118510), (3386, 116865), (3710, 106659), (4410, 89729), (4770, 82957), (5079, 77910), (5194, 76185), (5565, 71106), (6678, 59255), (7791, 50790), (8465, 46746), (10158, 38955), (11130, 35553), (11851, 33390), (12985, 30474), (15237, 25970), (15582, 25395), (16695, 23702), (16930, 23373)]