20123060640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{29881}}^1$

素因数の和:29983

約数の個数: 192

約数和(自身を含む): 67230196992

約数和(自身を除く): 47107136352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 61, 69, 80, 92, 96, 115, 120, 122, 138, 160, 183, 184, 230, 240, 244, 276, 305, 345, 366, 368, 460, 480, 488, 552, 610, 690, 732, 736, 915, 920, 976, 1104, 1220, 1380, 1403, 1464, 1830, 1840, 1952, 2208, 2440, 2760, 2806, 2928, 3660, 3680, 4209, 4880, 5520, 5612, 5856, 7015, 7320, 8418, 9760, 11040, 11224, 14030, 14640, 16836, 21045, 22448, 28060, 29280, 29881, 33672, 42090, 44896, 56120, 59762, 67344, 84180, 89643, 112240, 119524, 134688, 149405, 168360, 179286, 224480, 239048, 298810, 336720, 358572, 448215, 478096, 597620, 673440, 687263, 717144, 896430, 956192, 1195240, 1374526, 1434288, 1792860, 1822741, 2061789, 2390480, 2749052, 2868576, 3436315, 3585720, 3645482, 4123578, 4780960, 5468223, 5498104, 6872630, 7171440, 7290964, 8247156, 9113705, 10308945, 10936446, 10996208, 13745260, 14342880, 14581928, 16494312, 18227410, 20617890, 21872892, 21992416, 27341115, 27490520, 29163856, 32988624, 36454820, 41235780, 41923043, 43745784, 54682230, 54981040, 58327712, 65977248, 72909640, 82471560, 83846086, 87491568, 109364460, 109962080, 125769129, 145819280, 164943120, 167692172, 174983136, 209615215, 218728920, 251538258, 291638560, 329886240, 335384344, 419230430, 437457840, 503076516, 628845645, 670768688, 838460860, 874915680, 1006153032, 1257691290, 1341537376, 1676921720, 2012306064, 2515382580, 3353843440, 4024612128, 5030765160, 6707686880, 10061530320, 20123060640]

約数ペア:

[(1, 20123060640), (2, 10061530320), (3, 6707686880), (4, 5030765160), (5, 4024612128), (6, 3353843440), (8, 2515382580), (10, 2012306064), (12, 1676921720), (15, 1341537376), (16, 1257691290), (20, 1006153032), (23, 874915680), (24, 838460860), (30, 670768688), (32, 628845645), (40, 503076516), (46, 437457840), (48, 419230430), (60, 335384344), (61, 329886240), (69, 291638560), (80, 251538258), (92, 218728920), (96, 209615215), (115, 174983136), (120, 167692172), (122, 164943120), (138, 145819280), (160, 125769129), (183, 109962080), (184, 109364460), (230, 87491568), (240, 83846086), (244, 82471560), (276, 72909640), (305, 65977248), (345, 58327712), (366, 54981040), (368, 54682230), (460, 43745784), (480, 41923043), (488, 41235780), (552, 36454820), (610, 32988624), (690, 29163856), (732, 27490520), (736, 27341115), (915, 21992416), (920, 21872892), (976, 20617890), (1104, 18227410), (1220, 16494312), (1380, 14581928), (1403, 14342880), (1464, 13745260), (1830, 10996208), (1840, 10936446), (1952, 10308945), (2208, 9113705), (2440, 8247156), (2760, 7290964), (2806, 7171440), (2928, 6872630), (3660, 5498104), (3680, 5468223), (4209, 4780960), (4880, 4123578), (5520, 3645482), (5612, 3585720), (5856, 3436315), (7015, 2868576), (7320, 2749052), (8418, 2390480), (9760, 2061789), (11040, 1822741), (11224, 1792860), (14030, 1434288), (14640, 1374526), (16836, 1195240), (21045, 956192), (22448, 896430), (28060, 717144), (29280, 687263), (29881, 673440), (33672, 597620), (42090, 478096), (44896, 448215), (56120, 358572), (59762, 336720), (67344, 298810), (84180, 239048), (89643, 224480), (112240, 179286), (119524, 168360), (134688, 149405)]