20921192100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{3469}}^1\times {\mathrm{6701}}^1$

素因数の和:10190

約数の個数: 108

約数和(自身を含む): 65605006740

約数和(自身を除く): 44683814640

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 3469, 6701, 6938, 10407, 13402, 13876, 17345, 20103, 20814, 26804, 31221, 33505, 34690, 40206, 41628, 52035, 60309, 62442, 67010, 69380, 80412, 86725, 100515, 104070, 120618, 124884, 134020, 156105, 167525, 173450, 201030, 208140, 241236, 260175, 301545, 312210, 335050, 346900, 402060, 502575, 520350, 603090, 624420, 670100, 780525, 1005150, 1040700, 1206180, 1507725, 1561050, 2010300, 3015450, 3122100, 6030900, 23245769, 46491538, 69737307, 92983076, 116228845, 139474614, 209211921, 232457690, 278949228, 348686535, 418423842, 464915380, 581144225, 697373070, 836847684, 1046059605, 1162288450, 1394746140, 1743432675, 2092119210, 2324576900, 3486865350, 4184238420, 5230298025, 6973730700, 10460596050, 20921192100]

約数ペア:

[(1, 20921192100), (2, 10460596050), (3, 6973730700), (4, 5230298025), (5, 4184238420), (6, 3486865350), (9, 2324576900), (10, 2092119210), (12, 1743432675), (15, 1394746140), (18, 1162288450), (20, 1046059605), (25, 836847684), (30, 697373070), (36, 581144225), (45, 464915380), (50, 418423842), (60, 348686535), (75, 278949228), (90, 232457690), (100, 209211921), (150, 139474614), (180, 116228845), (225, 92983076), (300, 69737307), (450, 46491538), (900, 23245769), (3469, 6030900), (6701, 3122100), (6938, 3015450), (10407, 2010300), (13402, 1561050), (13876, 1507725), (17345, 1206180), (20103, 1040700), (20814, 1005150), (26804, 780525), (31221, 670100), (33505, 624420), (34690, 603090), (40206, 520350), (41628, 502575), (52035, 402060), (60309, 346900), (62442, 335050), (67010, 312210), (69380, 301545), (80412, 260175), (86725, 241236), (100515, 208140), (104070, 201030), (120618, 173450), (124884, 167525), (134020, 156105)]