15679918720

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{751}}^1$

素因数の和:907

約数の個数: 256

約数和(自身を含む): 42248563200

約数和(自身を除く): 26568644480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 101, 128, 136, 152, 160, 170, 190, 202, 272, 304, 320, 323, 340, 380, 404, 505, 544, 608, 640, 646, 680, 751, 760, 808, 1010, 1088, 1216, 1292, 1360, 1502, 1520, 1615, 1616, 1717, 1919, 2020, 2176, 2432, 2584, 2720, 3004, 3040, 3230, 3232, 3434, 3755, 3838, 4040, 5168, 5440, 6008, 6080, 6460, 6464, 6868, 7510, 7676, 8080, 8585, 9595, 10336, 10880, 12016, 12160, 12767, 12920, 12928, 13736, 14269, 15020, 15352, 16160, 17170, 19190, 20672, 24032, 25534, 25840, 27472, 28538, 30040, 30704, 32320, 32623, 34340, 38380, 41344, 48064, 51068, 51680, 54944, 57076, 60080, 61408, 63835, 64640, 65246, 68680, 71345, 75851, 76760, 96128, 102136, 103360, 109888, 114152, 120160, 122816, 127670, 130492, 137360, 142690, 151702, 153520, 163115, 204272, 206720, 219776, 228304, 240320, 242573, 245632, 255340, 260984, 274720, 285380, 303404, 307040, 326230, 379255, 408544, 456608, 480640, 485146, 510680, 521968, 549440, 570760, 606808, 614080, 652460, 758510, 817088, 913216, 970292, 1021360, 1043936, 1098880, 1141520, 1212865, 1213616, 1228160, 1289467, 1304920, 1441169, 1517020, 1634176, 1826432, 1940584, 2042720, 2087872, 2283040, 2425730, 2427232, 2578934, 2609840, 2882338, 3034040, 3881168, 4085440, 4175744, 4566080, 4851460, 4854464, 5157868, 5219680, 5764676, 6068080, 6447335, 7205845, 7762336, 8170880, 9132160, 9702920, 9708928, 10315736, 10439360, 11529352, 12136160, 12894670, 14411690, 15524672, 19405840, 20631472, 20878720, 23058704, 24272320, 24499873, 25789340, 28823380, 31049344, 38811680, 41262944, 46117408, 48544640, 48999746, 51578680, 57646760, 77623360, 82525888, 92234816, 97999492, 103157360, 115293520, 122499365, 155246720, 165051776, 184469632, 195998984, 206314720, 230587040, 244998730, 391997968, 412629440, 461174080, 489997460, 783995936, 825258880, 922348160, 979994920, 1567991872, 1959989840, 3135983744, 3919979680, 7839959360, 15679918720]

約数ペア:

[(1, 15679918720), (2, 7839959360), (4, 3919979680), (5, 3135983744), (8, 1959989840), (10, 1567991872), (16, 979994920), (17, 922348160), (19, 825258880), (20, 783995936), (32, 489997460), (34, 461174080), (38, 412629440), (40, 391997968), (64, 244998730), (68, 230587040), (76, 206314720), (80, 195998984), (85, 184469632), (95, 165051776), (101, 155246720), (128, 122499365), (136, 115293520), (152, 103157360), (160, 97999492), (170, 92234816), (190, 82525888), (202, 77623360), (272, 57646760), (304, 51578680), (320, 48999746), (323, 48544640), (340, 46117408), (380, 41262944), (404, 38811680), (505, 31049344), (544, 28823380), (608, 25789340), (640, 24499873), (646, 24272320), (680, 23058704), (751, 20878720), (760, 20631472), (808, 19405840), (1010, 15524672), (1088, 14411690), (1216, 12894670), (1292, 12136160), (1360, 11529352), (1502, 10439360), (1520, 10315736), (1615, 9708928), (1616, 9702920), (1717, 9132160), (1919, 8170880), (2020, 7762336), (2176, 7205845), (2432, 6447335), (2584, 6068080), (2720, 5764676), (3004, 5219680), (3040, 5157868), (3230, 4854464), (3232, 4851460), (3434, 4566080), (3755, 4175744), (3838, 4085440), (4040, 3881168), (5168, 3034040), (5440, 2882338), (6008, 2609840), (6080, 2578934), (6460, 2427232), (6464, 2425730), (6868, 2283040), (7510, 2087872), (7676, 2042720), (8080, 1940584), (8585, 1826432), (9595, 1634176), (10336, 1517020), (10880, 1441169), (12016, 1304920), (12160, 1289467), (12767, 1228160), (12920, 1213616), (12928, 1212865), (13736, 1141520), (14269, 1098880), (15020, 1043936), (15352, 1021360), (16160, 970292), (17170, 913216), (19190, 817088), (20672, 758510), (24032, 652460), (25534, 614080), (25840, 606808), (27472, 570760), (28538, 549440), (30040, 521968), (30704, 510680), (32320, 485146), (32623, 480640), (34340, 456608), (38380, 408544), (41344, 379255), (48064, 326230), (51068, 307040), (51680, 303404), (54944, 285380), (57076, 274720), (60080, 260984), (61408, 255340), (63835, 245632), (64640, 242573), (65246, 240320), (68680, 228304), (71345, 219776), (75851, 206720), (76760, 204272), (96128, 163115), (102136, 153520), (103360, 151702), (109888, 142690), (114152, 137360), (120160, 130492), (122816, 127670)]