661100018.0000000000

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{593}}^1\times {\mathrm{1171}}^1$

素因数の和:1797

約数の個数: 224

約数和(自身を含む): 29706880896

約数和(自身を除く): 21040731456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 593, 624, 780, 832, 960, 1040, 1171, 1186, 1248, 1560, 1779, 2080, 2342, 2372, 2496, 2965, 3120, 3513, 3558, 4160, 4684, 4744, 5855, 5930, 6240, 7026, 7116, 7709, 8895, 9368, 9488, 11710, 11860, 12480, 14052, 14232, 15223, 15418, 17565, 17790, 18736, 18976, 23127, 23420, 23720, 28104, 28464, 30446, 30836, 35130, 35580, 37472, 37952, 38545, 45669, 46254, 46840, 47440, 56208, 56928, 60892, 61672, 70260, 71160, 74944, 76115, 77090, 91338, 92508, 93680, 94880, 112416, 113856, 115635, 121784, 123344, 140520, 142320, 152230, 154180, 182676, 185016, 187360, 189760, 224832, 228345, 231270, 243568, 246688, 281040, 284640, 304460, 308360, 365352, 370032, 374720, 456690, 462540, 487136, 493376, 562080, 569280, 608920, 616720, 694403, 730704, 740064, 913380, 925080, 974272, 1124160, 1217840, 1233440, 1388806, 1461408, 1480128, 1826760, 1850160, 2083209, 2435680, 2466880, 2777612, 2922816, 3472015, 3653520, 3700320, 4166418, 4871360, 5555224, 6944030, 7307040, 7400640, 8332836, 9027239, 10416045, 11110448, 13888060, 14614080, 16665672, 18054478, 20832090, 22220896, 27081717, 27776120, 33331344, 36108956, 41664180, 44441792, 45136195, 54163434, 55552240, 66662688, 72217912, 83328360, 90272390, 108326868, 111104480, 133325376, 135408585, 144435824, 166656720, 180544780, 216653736, 222208960, 270817170, 288871648, 333313440, 361089560, 433307472, 541634340, 577743296, 666626880, 722179120, 866614944, 1083268680, 1444358240, 1733229888, 2166537360, 2888716480, 4333074720, 8666149440]

約数ペア:

[(1, 8666149440), (2, 4333074720), (3, 2888716480), (4, 2166537360), (5, 1733229888), (6, 1444358240), (8, 1083268680), (10, 866614944), (12, 722179120), (13, 666626880), (15, 577743296), (16, 541634340), (20, 433307472), (24, 361089560), (26, 333313440), (30, 288871648), (32, 270817170), (39, 222208960), (40, 216653736), (48, 180544780), (52, 166656720), (60, 144435824), (64, 135408585), (65, 133325376), (78, 111104480), (80, 108326868), (96, 90272390), (104, 83328360), (120, 72217912), (130, 66662688), (156, 55552240), (160, 54163434), (192, 45136195), (195, 44441792), (208, 41664180), (240, 36108956), (260, 33331344), (312, 27776120), (320, 27081717), (390, 22220896), (416, 20832090), (480, 18054478), (520, 16665672), (593, 14614080), (624, 13888060), (780, 11110448), (832, 10416045), (960, 9027239), (1040, 8332836), (1171, 7400640), (1186, 7307040), (1248, 6944030), (1560, 5555224), (1779, 4871360), (2080, 4166418), (2342, 3700320), (2372, 3653520), (2496, 3472015), (2965, 2922816), (3120, 2777612), (3513, 2466880), (3558, 2435680), (4160, 2083209), (4684, 1850160), (4744, 1826760), (5855, 1480128), (5930, 1461408), (6240, 1388806), (7026, 1233440), (7116, 1217840), (7709, 1124160), (8895, 974272), (9368, 925080), (9488, 913380), (11710, 740064), (11860, 730704), (12480, 694403), (14052, 616720), (14232, 608920), (15223, 569280), (15418, 562080), (17565, 493376), (17790, 487136), (18736, 462540), (18976, 456690), (23127, 374720), (23420, 370032), (23720, 365352), (28104, 308360), (28464, 304460), (30446, 284640), (30836, 281040), (35130, 246688), (35580, 243568), (37472, 231270), (37952, 228345), (38545, 224832), (45669, 189760), (46254, 187360), (46840, 185016), (47440, 182676), (56208, 154180), (56928, 152230), (60892, 142320), (61672, 140520), (70260, 123344), (71160, 121784), (74944, 115635), (76115, 113856), (77090, 112416), (91338, 94880), (92508, 93680)]