16861950

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:179

約数の個数: 144

約数和(自身を含む): 53273376

約数和(自身を除く): 36411426

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 53, 63, 70, 75, 90, 101, 105, 106, 126, 150, 159, 175, 202, 210, 225, 265, 303, 315, 318, 350, 371, 450, 477, 505, 525, 530, 606, 630, 707, 742, 795, 909, 954, 1010, 1050, 1113, 1325, 1414, 1515, 1575, 1590, 1818, 1855, 2121, 2226, 2385, 2525, 2650, 3030, 3150, 3339, 3535, 3710, 3975, 4242, 4545, 4770, 5050, 5353, 5565, 6363, 6678, 7070, 7575, 7950, 9090, 9275, 10605, 10706, 11130, 11925, 12726, 15150, 16059, 16695, 17675, 18550, 21210, 22725, 23850, 26765, 27825, 31815, 32118, 33390, 35350, 37471, 45450, 48177, 53025, 53530, 55650, 63630, 74942, 80295, 83475, 96354, 106050, 112413, 133825, 159075, 160590, 166950, 187355, 224826, 240885, 267650, 318150, 337239, 374710, 401475, 481770, 562065, 674478, 802950, 936775, 1124130, 1204425, 1686195, 1873550, 2408850, 2810325, 3372390, 5620650, 8430975, 16861950]

約数ペア:

[(1, 16861950), (2, 8430975), (3, 5620650), (5, 3372390), (6, 2810325), (7, 2408850), (9, 1873550), (10, 1686195), (14, 1204425), (15, 1124130), (18, 936775), (21, 802950), (25, 674478), (30, 562065), (35, 481770), (42, 401475), (45, 374710), (50, 337239), (53, 318150), (63, 267650), (70, 240885), (75, 224826), (90, 187355), (101, 166950), (105, 160590), (106, 159075), (126, 133825), (150, 112413), (159, 106050), (175, 96354), (202, 83475), (210, 80295), (225, 74942), (265, 63630), (303, 55650), (315, 53530), (318, 53025), (350, 48177), (371, 45450), (450, 37471), (477, 35350), (505, 33390), (525, 32118), (530, 31815), (606, 27825), (630, 26765), (707, 23850), (742, 22725), (795, 21210), (909, 18550), (954, 17675), (1010, 16695), (1050, 16059), (1113, 15150), (1325, 12726), (1414, 11925), (1515, 11130), (1575, 10706), (1590, 10605), (1818, 9275), (1855, 9090), (2121, 7950), (2226, 7575), (2385, 7070), (2525, 6678), (2650, 6363), (3030, 5565), (3150, 5353), (3339, 5050), (3535, 4770), (3710, 4545), (3975, 4242)]