281796200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:248

約数の個数: 192

約数和(自身を含む): 796139520

約数和(自身を除く): 514343320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 43, 50, 56, 62, 70, 86, 100, 124, 140, 151, 155, 172, 175, 200, 215, 217, 248, 280, 301, 302, 310, 344, 350, 430, 434, 602, 604, 620, 700, 755, 775, 860, 868, 1057, 1075, 1085, 1204, 1208, 1240, 1333, 1400, 1505, 1510, 1550, 1720, 1736, 2114, 2150, 2170, 2408, 2666, 3010, 3020, 3100, 3775, 4228, 4300, 4340, 4681, 5285, 5332, 5425, 6020, 6040, 6200, 6493, 6665, 7525, 7550, 8456, 8600, 8680, 9331, 9362, 10570, 10664, 10850, 12040, 12986, 13330, 15050, 15100, 18662, 18724, 21140, 21700, 23405, 25972, 26425, 26660, 30100, 30200, 32465, 32767, 33325, 37324, 37448, 42280, 43400, 45451, 46655, 46810, 51944, 52850, 53320, 60200, 64930, 65534, 66650, 74648, 90902, 93310, 93620, 105700, 117025, 129860, 131068, 133300, 162325, 163835, 181804, 186620, 187240, 201283, 211400, 227255, 233275, 234050, 259720, 262136, 266600, 324650, 327670, 363608, 373240, 402566, 454510, 466550, 468100, 649300, 655340, 805132, 819175, 909020, 933100, 936200, 1006415, 1136275, 1298600, 1310680, 1408981, 1610264, 1638350, 1818040, 1866200, 2012830, 2272550, 2817962, 3276700, 4025660, 4545100, 5032075, 5635924, 6553400, 7044905, 8051320, 9090200, 10064150, 11271848, 14089810, 20128300, 28179620, 35224525, 40256600, 56359240, 70449050, 140898100, 281796200]

約数ペア:

[(1, 281796200), (2, 140898100), (4, 70449050), (5, 56359240), (7, 40256600), (8, 35224525), (10, 28179620), (14, 20128300), (20, 14089810), (25, 11271848), (28, 10064150), (31, 9090200), (35, 8051320), (40, 7044905), (43, 6553400), (50, 5635924), (56, 5032075), (62, 4545100), (70, 4025660), (86, 3276700), (100, 2817962), (124, 2272550), (140, 2012830), (151, 1866200), (155, 1818040), (172, 1638350), (175, 1610264), (200, 1408981), (215, 1310680), (217, 1298600), (248, 1136275), (280, 1006415), (301, 936200), (302, 933100), (310, 909020), (344, 819175), (350, 805132), (430, 655340), (434, 649300), (602, 468100), (604, 466550), (620, 454510), (700, 402566), (755, 373240), (775, 363608), (860, 327670), (868, 324650), (1057, 266600), (1075, 262136), (1085, 259720), (1204, 234050), (1208, 233275), (1240, 227255), (1333, 211400), (1400, 201283), (1505, 187240), (1510, 186620), (1550, 181804), (1720, 163835), (1736, 162325), (2114, 133300), (2150, 131068), (2170, 129860), (2408, 117025), (2666, 105700), (3010, 93620), (3020, 93310), (3100, 90902), (3775, 74648), (4228, 66650), (4300, 65534), (4340, 64930), (4681, 60200), (5285, 53320), (5332, 52850), (5425, 51944), (6020, 46810), (6040, 46655), (6200, 45451), (6493, 43400), (6665, 42280), (7525, 37448), (7550, 37324), (8456, 33325), (8600, 32767), (8680, 32465), (9331, 30200), (9362, 30100), (10570, 26660), (10664, 26425), (10850, 25972), (12040, 23405), (12986, 21700), (13330, 21140), (15050, 18724), (15100, 18662)]