1644731520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:431

約数の個数: 256

約数和(自身を含む): 5493312000

約数和(自身を除く): 3848580480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 109, 116, 120, 128, 145, 160, 174, 192, 218, 232, 240, 271, 290, 320, 327, 348, 384, 435, 436, 464, 480, 542, 545, 580, 640, 654, 696, 813, 870, 872, 928, 960, 1084, 1090, 1160, 1308, 1355, 1392, 1626, 1635, 1740, 1744, 1856, 1920, 2168, 2180, 2320, 2616, 2710, 2784, 3161, 3252, 3270, 3480, 3488, 3712, 4065, 4336, 4360, 4640, 5232, 5420, 5568, 6322, 6504, 6540, 6960, 6976, 7859, 8130, 8672, 8720, 9280, 9483, 10464, 10840, 11136, 12644, 13008, 13080, 13920, 13952, 15718, 15805, 16260, 17344, 17440, 18560, 18966, 20928, 21680, 23577, 25288, 26016, 26160, 27840, 29539, 31436, 31610, 32520, 34688, 34880, 37932, 39295, 41856, 43360, 47154, 47415, 50576, 52032, 52320, 55680, 59078, 62872, 63220, 65040, 69760, 75864, 78590, 86720, 88617, 94308, 94830, 101152, 104064, 104640, 117885, 118156, 125744, 126440, 130080, 147695, 151728, 157180, 173440, 177234, 188616, 189660, 202304, 209280, 235770, 236312, 251488, 252880, 260160, 295390, 303456, 314360, 354468, 377232, 379320, 404608, 443085, 471540, 472624, 502976, 505760, 520320, 590780, 606912, 628720, 708936, 754464, 758640, 856631, 886170, 943080, 945248, 1005952, 1011520, 1181560, 1213824, 1257440, 1417872, 1508928, 1517280, 1713262, 1772340, 1886160, 1890496, 2023040, 2363120, 2514880, 2569893, 2835744, 3017856, 3034560, 3426524, 3544680, 3772320, 3780992, 4283155, 4726240, 5029760, 5139786, 5671488, 6069120, 6853048, 7089360, 7544640, 8566310, 9452480, 10279572, 11342976, 12849465, 13706096, 14178720, 15089280, 17132620, 18904960, 20559144, 25698930, 27412192, 28357440, 34265240, 41118288, 51397860, 54824384, 56714880, 68530480, 82236576, 102795720, 109648768, 137060960, 164473152, 205591440, 274121920, 328946304, 411182880, 548243840, 822365760, 1644731520]

約数ペア:

[(1, 1644731520), (2, 822365760), (3, 548243840), (4, 411182880), (5, 328946304), (6, 274121920), (8, 205591440), (10, 164473152), (12, 137060960), (15, 109648768), (16, 102795720), (20, 82236576), (24, 68530480), (29, 56714880), (30, 54824384), (32, 51397860), (40, 41118288), (48, 34265240), (58, 28357440), (60, 27412192), (64, 25698930), (80, 20559144), (87, 18904960), (96, 17132620), (109, 15089280), (116, 14178720), (120, 13706096), (128, 12849465), (145, 11342976), (160, 10279572), (174, 9452480), (192, 8566310), (218, 7544640), (232, 7089360), (240, 6853048), (271, 6069120), (290, 5671488), (320, 5139786), (327, 5029760), (348, 4726240), (384, 4283155), (435, 3780992), (436, 3772320), (464, 3544680), (480, 3426524), (542, 3034560), (545, 3017856), (580, 2835744), (640, 2569893), (654, 2514880), (696, 2363120), (813, 2023040), (870, 1890496), (872, 1886160), (928, 1772340), (960, 1713262), (1084, 1517280), (1090, 1508928), (1160, 1417872), (1308, 1257440), (1355, 1213824), (1392, 1181560), (1626, 1011520), (1635, 1005952), (1740, 945248), (1744, 943080), (1856, 886170), (1920, 856631), (2168, 758640), (2180, 754464), (2320, 708936), (2616, 628720), (2710, 606912), (2784, 590780), (3161, 520320), (3252, 505760), (3270, 502976), (3480, 472624), (3488, 471540), (3712, 443085), (4065, 404608), (4336, 379320), (4360, 377232), (4640, 354468), (5232, 314360), (5420, 303456), (5568, 295390), (6322, 260160), (6504, 252880), (6540, 251488), (6960, 236312), (6976, 235770), (7859, 209280), (8130, 202304), (8672, 189660), (8720, 188616), (9280, 177234), (9483, 173440), (10464, 157180), (10840, 151728), (11136, 147695), (12644, 130080), (13008, 126440), (13080, 125744), (13920, 118156), (13952, 117885), (15718, 104640), (15805, 104064), (16260, 101152), (17344, 94830), (17440, 94308), (18560, 88617), (18966, 86720), (20928, 78590), (21680, 75864), (23577, 69760), (25288, 65040), (26016, 63220), (26160, 62872), (27840, 59078), (29539, 55680), (31436, 52320), (31610, 52032), (32520, 50576), (34688, 47415), (34880, 47154), (37932, 43360), (39295, 41856)]