1820419200

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2039}}^1$

素因数の和:2100

約数の個数: 288

約数和(自身を含む): 6708499200

約数和(自身を除く): 4888080000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 31, 32, 36, 40, 45, 48, 50, 60, 62, 64, 72, 75, 80, 90, 93, 96, 100, 120, 124, 128, 144, 150, 155, 160, 180, 186, 192, 200, 225, 240, 248, 279, 288, 300, 310, 320, 360, 372, 384, 400, 450, 465, 480, 496, 558, 576, 600, 620, 640, 720, 744, 775, 800, 900, 930, 960, 992, 1116, 1152, 1200, 1240, 1395, 1440, 1488, 1550, 1600, 1800, 1860, 1920, 1984, 2039, 2232, 2325, 2400, 2480, 2790, 2880, 2976, 3100, 3200, 3600, 3720, 3968, 4078, 4464, 4650, 4800, 4960, 5580, 5760, 5952, 6117, 6200, 6975, 7200, 7440, 8156, 8928, 9300, 9600, 9920, 10195, 11160, 11904, 12234, 12400, 13950, 14400, 14880, 16312, 17856, 18351, 18600, 19840, 20390, 22320, 24468, 24800, 27900, 28800, 29760, 30585, 32624, 35712, 36702, 37200, 40780, 44640, 48936, 49600, 50975, 55800, 59520, 61170, 63209, 65248, 73404, 74400, 81560, 89280, 91755, 97872, 99200, 101950, 111600, 122340, 126418, 130496, 146808, 148800, 152925, 163120, 178560, 183510, 189627, 195744, 203900, 223200, 244680, 252836, 260992, 293616, 297600, 305850, 316045, 326240, 367020, 379254, 391488, 407800, 446400, 458775, 489360, 505672, 568881, 587232, 611700, 632090, 652480, 734040, 758508, 782976, 815600, 892800, 917550, 948135, 978720, 1011344, 1137762, 1174464, 1223400, 1264180, 1304960, 1468080, 1517016, 1580225, 1631200, 1835100, 1896270, 1957440, 2022688, 2275524, 2348928, 2446800, 2528360, 2844405, 2936160, 3034032, 3160450, 3262400, 3670200, 3792540, 3914880, 4045376, 4551048, 4740675, 4893600, 5056720, 5688810, 5872320, 6068064, 6320900, 6524800, 7340400, 7585080, 8090752, 9102096, 9481350, 9787200, 10113440, 11377620, 11744640, 12136128, 12641800, 14222025, 14680800, 15170160, 18204192, 18962700, 19574400, 20226880, 22755240, 24272256, 25283600, 28444050, 29361600, 30340320, 36408384, 37925400, 40453760, 45510480, 50567200, 56888100, 58723200, 60680640, 72816768, 75850800, 91020960, 101134400, 113776200, 121361280, 151701600, 182041920, 202268800, 227552400, 303403200, 364083840, 455104800, 606806400, 910209600, 1820419200]

約数ペア:

[(1, 1820419200), (2, 910209600), (3, 606806400), (4, 455104800), (5, 364083840), (6, 303403200), (8, 227552400), (9, 202268800), (10, 182041920), (12, 151701600), (15, 121361280), (16, 113776200), (18, 101134400), (20, 91020960), (24, 75850800), (25, 72816768), (30, 60680640), (31, 58723200), (32, 56888100), (36, 50567200), (40, 45510480), (45, 40453760), (48, 37925400), (50, 36408384), (60, 30340320), (62, 29361600), (64, 28444050), (72, 25283600), (75, 24272256), (80, 22755240), (90, 20226880), (93, 19574400), (96, 18962700), (100, 18204192), (120, 15170160), (124, 14680800), (128, 14222025), (144, 12641800), (150, 12136128), (155, 11744640), (160, 11377620), (180, 10113440), (186, 9787200), (192, 9481350), (200, 9102096), (225, 8090752), (240, 7585080), (248, 7340400), (279, 6524800), (288, 6320900), (300, 6068064), (310, 5872320), (320, 5688810), (360, 5056720), (372, 4893600), (384, 4740675), (400, 4551048), (450, 4045376), (465, 3914880), (480, 3792540), (496, 3670200), (558, 3262400), (576, 3160450), (600, 3034032), (620, 2936160), (640, 2844405), (720, 2528360), (744, 2446800), (775, 2348928), (800, 2275524), (900, 2022688), (930, 1957440), (960, 1896270), (992, 1835100), (1116, 1631200), (1152, 1580225), (1200, 1517016), (1240, 1468080), (1395, 1304960), (1440, 1264180), (1488, 1223400), (1550, 1174464), (1600, 1137762), (1800, 1011344), (1860, 978720), (1920, 948135), (1984, 917550), (2039, 892800), (2232, 815600), (2325, 782976), (2400, 758508), (2480, 734040), (2790, 652480), (2880, 632090), (2976, 611700), (3100, 587232), (3200, 568881), (3600, 505672), (3720, 489360), (3968, 458775), (4078, 446400), (4464, 407800), (4650, 391488), (4800, 379254), (4960, 367020), (5580, 326240), (5760, 316045), (5952, 305850), (6117, 297600), (6200, 293616), (6975, 260992), (7200, 252836), (7440, 244680), (8156, 223200), (8928, 203900), (9300, 195744), (9600, 189627), (9920, 183510), (10195, 178560), (11160, 163120), (11904, 152925), (12234, 148800), (12400, 146808), (13950, 130496), (14400, 126418), (14880, 122340), (16312, 111600), (17856, 101950), (18351, 99200), (18600, 97872), (19840, 91755), (20390, 89280), (22320, 81560), (24468, 74400), (24800, 73404), (27900, 65248), (28800, 63209), (29760, 61170), (30585, 59520), (32624, 55800), (35712, 50975), (36702, 49600), (37200, 48936), (40780, 44640)]