2019724800

素因数分解:

$2^9\times 3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{353}}^1$

素因数の和:533

約数の個数: 240

約数和(自身を含む): 6735841200

約数和(自身を除く): 4716116400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 149, 150, 160, 192, 200, 240, 256, 298, 300, 320, 353, 384, 400, 447, 480, 512, 596, 600, 640, 706, 745, 768, 800, 894, 960, 1059, 1192, 1200, 1280, 1412, 1490, 1536, 1600, 1765, 1788, 1920, 2118, 2235, 2384, 2400, 2560, 2824, 2980, 3200, 3530, 3576, 3725, 3840, 4236, 4470, 4768, 4800, 5295, 5648, 5960, 6400, 7060, 7152, 7450, 7680, 8472, 8825, 8940, 9536, 9600, 10590, 11175, 11296, 11920, 12800, 14120, 14304, 14900, 16944, 17650, 17880, 19072, 19200, 21180, 22350, 22592, 23840, 26475, 28240, 28608, 29800, 33888, 35300, 35760, 38144, 38400, 42360, 44700, 45184, 47680, 52597, 52950, 56480, 57216, 59600, 67776, 70600, 71520, 76288, 84720, 89400, 90368, 95360, 105194, 105900, 112960, 114432, 119200, 135552, 141200, 143040, 157791, 169440, 178800, 180736, 190720, 210388, 211800, 225920, 228864, 238400, 262985, 271104, 282400, 286080, 315582, 338880, 357600, 381440, 420776, 423600, 451840, 476800, 525970, 542208, 564800, 572160, 631164, 677760, 715200, 788955, 841552, 847200, 903680, 953600, 1051940, 1129600, 1144320, 1262328, 1314925, 1355520, 1430400, 1577910, 1683104, 1694400, 1907200, 2103880, 2259200, 2524656, 2629850, 2711040, 2860800, 3155820, 3366208, 3388800, 3944775, 4207760, 4518400, 5049312, 5259700, 5721600, 6311640, 6732416, 6777600, 7889550, 8415520, 10098624, 10519400, 12623280, 13464832, 13555200, 15779100, 16831040, 20197248, 21038800, 25246560, 26929664, 31558200, 33662080, 40394496, 42077600, 50493120, 63116400, 67324160, 80788992, 84155200, 100986240, 126232800, 134648320, 168310400, 201972480, 252465600, 336620800, 403944960, 504931200, 673241600, 1009862400, 2019724800]

約数ペア:

[(1, 2019724800), (2, 1009862400), (3, 673241600), (4, 504931200), (5, 403944960), (6, 336620800), (8, 252465600), (10, 201972480), (12, 168310400), (15, 134648320), (16, 126232800), (20, 100986240), (24, 84155200), (25, 80788992), (30, 67324160), (32, 63116400), (40, 50493120), (48, 42077600), (50, 40394496), (60, 33662080), (64, 31558200), (75, 26929664), (80, 25246560), (96, 21038800), (100, 20197248), (120, 16831040), (128, 15779100), (149, 13555200), (150, 13464832), (160, 12623280), (192, 10519400), (200, 10098624), (240, 8415520), (256, 7889550), (298, 6777600), (300, 6732416), (320, 6311640), (353, 5721600), (384, 5259700), (400, 5049312), (447, 4518400), (480, 4207760), (512, 3944775), (596, 3388800), (600, 3366208), (640, 3155820), (706, 2860800), (745, 2711040), (768, 2629850), (800, 2524656), (894, 2259200), (960, 2103880), (1059, 1907200), (1192, 1694400), (1200, 1683104), (1280, 1577910), (1412, 1430400), (1490, 1355520), (1536, 1314925), (1600, 1262328), (1765, 1144320), (1788, 1129600), (1920, 1051940), (2118, 953600), (2235, 903680), (2384, 847200), (2400, 841552), (2560, 788955), (2824, 715200), (2980, 677760), (3200, 631164), (3530, 572160), (3576, 564800), (3725, 542208), (3840, 525970), (4236, 476800), (4470, 451840), (4768, 423600), (4800, 420776), (5295, 381440), (5648, 357600), (5960, 338880), (6400, 315582), (7060, 286080), (7152, 282400), (7450, 271104), (7680, 262985), (8472, 238400), (8825, 228864), (8940, 225920), (9536, 211800), (9600, 210388), (10590, 190720), (11175, 180736), (11296, 178800), (11920, 169440), (12800, 157791), (14120, 143040), (14304, 141200), (14900, 135552), (16944, 119200), (17650, 114432), (17880, 112960), (19072, 105900), (19200, 105194), (21180, 95360), (22350, 90368), (22592, 89400), (23840, 84720), (26475, 76288), (28240, 71520), (28608, 70600), (29800, 67776), (33888, 59600), (35300, 57216), (35760, 56480), (38144, 52950), (38400, 52597), (42360, 47680), (44700, 45184)]