1921000320

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5851}}^1$

素因数の和:5898

約数の個数: 256

約数和(自身を含む): 7162848000

約数和(自身を除く): 5241847680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 342, 360, 380, 384, 432, 456, 480, 513, 540, 570, 576, 608, 640, 684, 720, 760, 855, 864, 912, 960, 1026, 1080, 1140, 1152, 1216, 1368, 1440, 1520, 1710, 1728, 1824, 1920, 2052, 2160, 2280, 2432, 2565, 2736, 2880, 3040, 3420, 3456, 3648, 4104, 4320, 4560, 5130, 5472, 5760, 5851, 6080, 6840, 7296, 8208, 8640, 9120, 10260, 10944, 11702, 12160, 13680, 16416, 17280, 17553, 18240, 20520, 21888, 23404, 27360, 29255, 32832, 35106, 36480, 41040, 46808, 52659, 54720, 58510, 65664, 70212, 82080, 87765, 93616, 105318, 109440, 111169, 117020, 140424, 157977, 164160, 175530, 187232, 210636, 222338, 234040, 263295, 280848, 315954, 328320, 333507, 351060, 374464, 421272, 444676, 468080, 526590, 555845, 561696, 631908, 667014, 702120, 748928, 789885, 842544, 889352, 936160, 1000521, 1053180, 1111690, 1123392, 1263816, 1334028, 1404240, 1579770, 1667535, 1685088, 1778704, 1872320, 2001042, 2106360, 2223380, 2246784, 2527632, 2668056, 2808480, 3001563, 3159540, 3335070, 3370176, 3557408, 3744640, 4002084, 4212720, 4446760, 5002605, 5055264, 5336112, 5616960, 6003126, 6319080, 6670140, 6740352, 7114816, 8004168, 8425440, 8893520, 10005210, 10110528, 10672224, 11233920, 12006252, 12638160, 13340280, 14229632, 15007815, 16008336, 16850880, 17787040, 20010420, 20221056, 21344448, 24012504, 25276320, 26680560, 30015630, 32016672, 33701760, 35574080, 40020840, 42688896, 48025008, 50552640, 53361120, 60031260, 64033344, 71148160, 80041680, 96050016, 101105280, 106722240, 120062520, 128066688, 160083360, 192100032, 213444480, 240125040, 320166720, 384200064, 480250080, 640333440, 960500160, 1921000320]

約数ペア:

[(1, 1921000320), (2, 960500160), (3, 640333440), (4, 480250080), (5, 384200064), (6, 320166720), (8, 240125040), (9, 213444480), (10, 192100032), (12, 160083360), (15, 128066688), (16, 120062520), (18, 106722240), (19, 101105280), (20, 96050016), (24, 80041680), (27, 71148160), (30, 64033344), (32, 60031260), (36, 53361120), (38, 50552640), (40, 48025008), (45, 42688896), (48, 40020840), (54, 35574080), (57, 33701760), (60, 32016672), (64, 30015630), (72, 26680560), (76, 25276320), (80, 24012504), (90, 21344448), (95, 20221056), (96, 20010420), (108, 17787040), (114, 16850880), (120, 16008336), (128, 15007815), (135, 14229632), (144, 13340280), (152, 12638160), (160, 12006252), (171, 11233920), (180, 10672224), (190, 10110528), (192, 10005210), (216, 8893520), (228, 8425440), (240, 8004168), (270, 7114816), (285, 6740352), (288, 6670140), (304, 6319080), (320, 6003126), (342, 5616960), (360, 5336112), (380, 5055264), (384, 5002605), (432, 4446760), (456, 4212720), (480, 4002084), (513, 3744640), (540, 3557408), (570, 3370176), (576, 3335070), (608, 3159540), (640, 3001563), (684, 2808480), (720, 2668056), (760, 2527632), (855, 2246784), (864, 2223380), (912, 2106360), (960, 2001042), (1026, 1872320), (1080, 1778704), (1140, 1685088), (1152, 1667535), (1216, 1579770), (1368, 1404240), (1440, 1334028), (1520, 1263816), (1710, 1123392), (1728, 1111690), (1824, 1053180), (1920, 1000521), (2052, 936160), (2160, 889352), (2280, 842544), (2432, 789885), (2565, 748928), (2736, 702120), (2880, 667014), (3040, 631908), (3420, 561696), (3456, 555845), (3648, 526590), (4104, 468080), (4320, 444676), (4560, 421272), (5130, 374464), (5472, 351060), (5760, 333507), (5851, 328320), (6080, 315954), (6840, 280848), (7296, 263295), (8208, 234040), (8640, 222338), (9120, 210636), (10260, 187232), (10944, 175530), (11702, 164160), (12160, 157977), (13680, 140424), (16416, 117020), (17280, 111169), (17553, 109440), (18240, 105318), (20520, 93616), (21888, 87765), (23404, 82080), (27360, 70212), (29255, 65664), (32832, 58510), (35106, 54720), (36480, 52659), (41040, 46808)]