315086640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{71}}^1$

素因数の和:180

約数の個数: 240

約数和(自身を含む): 1107571968

約数和(自身を除く): 792485328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 41, 44, 48, 55, 60, 66, 71, 80, 82, 88, 110, 120, 123, 132, 142, 164, 165, 176, 205, 213, 220, 240, 246, 264, 284, 328, 330, 355, 410, 426, 440, 451, 492, 528, 568, 615, 656, 660, 710, 781, 820, 852, 880, 902, 984, 1065, 1136, 1230, 1320, 1353, 1420, 1562, 1640, 1681, 1704, 1804, 1968, 2130, 2255, 2343, 2460, 2640, 2706, 2840, 2911, 3124, 3280, 3362, 3408, 3608, 3905, 4260, 4510, 4686, 4920, 5043, 5412, 5680, 5822, 6248, 6724, 6765, 7216, 7810, 8405, 8520, 8733, 9020, 9372, 9840, 10086, 10824, 11644, 11715, 12496, 13448, 13530, 14555, 15620, 16810, 17040, 17466, 18040, 18491, 18744, 20172, 21648, 23288, 23430, 25215, 26896, 27060, 29110, 31240, 32021, 33620, 34932, 36080, 36982, 37488, 40344, 43665, 46576, 46860, 50430, 54120, 55473, 58220, 62480, 64042, 67240, 69864, 73964, 80688, 87330, 92455, 93720, 96063, 100860, 108240, 110946, 116440, 119351, 128084, 134480, 139728, 147928, 160105, 174660, 184910, 187440, 192126, 201720, 221892, 232880, 238702, 256168, 277365, 295856, 320210, 349320, 358053, 369820, 384252, 403440, 443784, 477404, 480315, 512336, 554730, 596755, 640420, 698640, 716106, 739640, 768504, 887568, 954808, 960630, 1109460, 1193510, 1280840, 1312861, 1432212, 1479280, 1537008, 1790265, 1909616, 1921260, 2218920, 2387020, 2561680, 2625722, 2864424, 3580530, 3842520, 3938583, 4437840, 4774040, 5251444, 5728848, 6564305, 7161060, 7685040, 7877166, 9548080, 10502888, 13128610, 14322120, 15754332, 19692915, 21005776, 26257220, 28644240, 31508664, 39385830, 52514440, 63017328, 78771660, 105028880, 157543320, 315086640]

約数ペア:

[(1, 315086640), (2, 157543320), (3, 105028880), (4, 78771660), (5, 63017328), (6, 52514440), (8, 39385830), (10, 31508664), (11, 28644240), (12, 26257220), (15, 21005776), (16, 19692915), (20, 15754332), (22, 14322120), (24, 13128610), (30, 10502888), (33, 9548080), (40, 7877166), (41, 7685040), (44, 7161060), (48, 6564305), (55, 5728848), (60, 5251444), (66, 4774040), (71, 4437840), (80, 3938583), (82, 3842520), (88, 3580530), (110, 2864424), (120, 2625722), (123, 2561680), (132, 2387020), (142, 2218920), (164, 1921260), (165, 1909616), (176, 1790265), (205, 1537008), (213, 1479280), (220, 1432212), (240, 1312861), (246, 1280840), (264, 1193510), (284, 1109460), (328, 960630), (330, 954808), (355, 887568), (410, 768504), (426, 739640), (440, 716106), (451, 698640), (492, 640420), (528, 596755), (568, 554730), (615, 512336), (656, 480315), (660, 477404), (710, 443784), (781, 403440), (820, 384252), (852, 369820), (880, 358053), (902, 349320), (984, 320210), (1065, 295856), (1136, 277365), (1230, 256168), (1320, 238702), (1353, 232880), (1420, 221892), (1562, 201720), (1640, 192126), (1681, 187440), (1704, 184910), (1804, 174660), (1968, 160105), (2130, 147928), (2255, 139728), (2343, 134480), (2460, 128084), (2640, 119351), (2706, 116440), (2840, 110946), (2911, 108240), (3124, 100860), (3280, 96063), (3362, 93720), (3408, 92455), (3608, 87330), (3905, 80688), (4260, 73964), (4510, 69864), (4686, 67240), (4920, 64042), (5043, 62480), (5412, 58220), (5680, 55473), (5822, 54120), (6248, 50430), (6724, 46860), (6765, 46576), (7216, 43665), (7810, 40344), (8405, 37488), (8520, 36982), (8733, 36080), (9020, 34932), (9372, 33620), (9840, 32021), (10086, 31240), (10824, 29110), (11644, 27060), (11715, 26896), (12496, 25215), (13448, 23430), (13530, 23288), (14555, 21648), (15620, 20172), (16810, 18744), (17040, 18491), (17466, 18040)]