19660528080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{53}}^2\times {\mathrm{9721}}^1$

素因数の和:9846

約数の個数: 180

約数和(自身を含む): 67302819948

約数和(自身を除く): 47642291868

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 53, 60, 72, 80, 90, 106, 120, 144, 159, 180, 212, 240, 265, 318, 360, 424, 477, 530, 636, 720, 795, 848, 954, 1060, 1272, 1590, 1908, 2120, 2385, 2544, 2809, 3180, 3816, 4240, 4770, 5618, 6360, 7632, 8427, 9540, 9721, 11236, 12720, 14045, 16854, 19080, 19442, 22472, 25281, 28090, 29163, 33708, 38160, 38884, 42135, 44944, 48605, 50562, 56180, 58326, 67416, 77768, 84270, 87489, 97210, 101124, 112360, 116652, 126405, 134832, 145815, 155536, 168540, 174978, 194420, 202248, 224720, 233304, 252810, 291630, 337080, 349956, 388840, 404496, 437445, 466608, 505620, 515213, 583260, 674160, 699912, 777680, 874890, 1011240, 1030426, 1166520, 1399824, 1545639, 1749780, 2022480, 2060852, 2333040, 2576065, 3091278, 3499560, 4121704, 4636917, 5152130, 6182556, 6999120, 7728195, 8243408, 9273834, 10304260, 12365112, 15456390, 18547668, 20608520, 23184585, 24730224, 27306289, 30912780, 37095336, 41217040, 46369170, 54612578, 61825560, 74190672, 81918867, 92738340, 109225156, 123651120, 136531445, 163837734, 185476680, 218450312, 245756601, 273062890, 327675468, 370953360, 409594335, 436900624, 491513202, 546125780, 655350936, 819188670, 983026404, 1092251560, 1228783005, 1310701872, 1638377340, 1966052808, 2184503120, 2457566010, 3276754680, 3932105616, 4915132020, 6553509360, 9830264040, 19660528080]

約数ペア:

[(1, 19660528080), (2, 9830264040), (3, 6553509360), (4, 4915132020), (5, 3932105616), (6, 3276754680), (8, 2457566010), (9, 2184503120), (10, 1966052808), (12, 1638377340), (15, 1310701872), (16, 1228783005), (18, 1092251560), (20, 983026404), (24, 819188670), (30, 655350936), (36, 546125780), (40, 491513202), (45, 436900624), (48, 409594335), (53, 370953360), (60, 327675468), (72, 273062890), (80, 245756601), (90, 218450312), (106, 185476680), (120, 163837734), (144, 136531445), (159, 123651120), (180, 109225156), (212, 92738340), (240, 81918867), (265, 74190672), (318, 61825560), (360, 54612578), (424, 46369170), (477, 41217040), (530, 37095336), (636, 30912780), (720, 27306289), (795, 24730224), (848, 23184585), (954, 20608520), (1060, 18547668), (1272, 15456390), (1590, 12365112), (1908, 10304260), (2120, 9273834), (2385, 8243408), (2544, 7728195), (2809, 6999120), (3180, 6182556), (3816, 5152130), (4240, 4636917), (4770, 4121704), (5618, 3499560), (6360, 3091278), (7632, 2576065), (8427, 2333040), (9540, 2060852), (9721, 2022480), (11236, 1749780), (12720, 1545639), (14045, 1399824), (16854, 1166520), (19080, 1030426), (19442, 1011240), (22472, 874890), (25281, 777680), (28090, 699912), (29163, 674160), (33708, 583260), (38160, 515213), (38884, 505620), (42135, 466608), (44944, 437445), (48605, 404496), (50562, 388840), (56180, 349956), (58326, 337080), (67416, 291630), (77768, 252810), (84270, 233304), (87489, 224720), (97210, 202248), (101124, 194420), (112360, 174978), (116652, 168540), (126405, 155536), (134832, 145815)]