21006156960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{661}}^1\times {\mathrm{761}}^1$

素因数の和:1472

約数の個数: 288

約数和(自身を含む): 74365134480

約数和(自身を除く): 53358977520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 661, 696, 720, 761, 870, 928, 1044, 1160, 1305, 1322, 1392, 1440, 1522, 1740, 1983, 2088, 2283, 2320, 2610, 2644, 2784, 3044, 3305, 3480, 3805, 3966, 4176, 4566, 4640, 5220, 5288, 5949, 6088, 6610, 6849, 6960, 7610, 7932, 8352, 9132, 9915, 10440, 10576, 11415, 11898, 12176, 13220, 13698, 13920, 15220, 15864, 18264, 19169, 19830, 20880, 21152, 22069, 22830, 23796, 24352, 26440, 27396, 29745, 30440, 31728, 34245, 36528, 38338, 39660, 41760, 44138, 45660, 47592, 52880, 54792, 57507, 59490, 60880, 63456, 66207, 68490, 73056, 76676, 79320, 88276, 91320, 95184, 95845, 105760, 109584, 110345, 115014, 118980, 121760, 132414, 136980, 153352, 158640, 172521, 176552, 182640, 190368, 191690, 198621, 219168, 220690, 230028, 237960, 264828, 273960, 287535, 306704, 317280, 331035, 345042, 353104, 365280, 383380, 397242, 441380, 460056, 475920, 503021, 529656, 547920, 575070, 613408, 662070, 690084, 706208, 766760, 794484, 862605, 882760, 920112, 951840, 993105, 1006042, 1059312, 1095840, 1150140, 1324140, 1380168, 1509063, 1533520, 1588968, 1725210, 1765520, 1840224, 1986210, 2012084, 2118624, 2300280, 2515105, 2648280, 2760336, 3018126, 3067040, 3177936, 3450420, 3531040, 3972420, 4024168, 4527189, 4600560, 5030210, 5296560, 5520672, 6036252, 6355872, 6900840, 7545315, 7944840, 8048336, 9054378, 9201120, 10060420, 10593120, 12072504, 13801680, 14587609, 15090630, 15889680, 16096672, 18108756, 20120840, 22635945, 24145008, 27603360, 29175218, 30181260, 31779360, 36217512, 40241680, 43762827, 45271890, 48290016, 58350436, 60362520, 72435024, 72938045, 80483360, 87525654, 90543780, 116700872, 120725040, 131288481, 144870048, 145876090, 175051308, 181087560, 218814135, 233401744, 241450080, 262576962, 291752180, 350102616, 362175120, 437628270, 466803488, 525153924, 583504360, 656442405, 700205232, 724350240, 875256540, 1050307848, 1167008720, 1312884810, 1400410464, 1750513080, 2100615696, 2334017440, 2625769620, 3501026160, 4201231392, 5251539240, 7002052320, 10503078480, 21006156960]

約数ペア:

[(1, 21006156960), (2, 10503078480), (3, 7002052320), (4, 5251539240), (5, 4201231392), (6, 3501026160), (8, 2625769620), (9, 2334017440), (10, 2100615696), (12, 1750513080), (15, 1400410464), (16, 1312884810), (18, 1167008720), (20, 1050307848), (24, 875256540), (29, 724350240), (30, 700205232), (32, 656442405), (36, 583504360), (40, 525153924), (45, 466803488), (48, 437628270), (58, 362175120), (60, 350102616), (72, 291752180), (80, 262576962), (87, 241450080), (90, 233401744), (96, 218814135), (116, 181087560), (120, 175051308), (144, 145876090), (145, 144870048), (160, 131288481), (174, 120725040), (180, 116700872), (232, 90543780), (240, 87525654), (261, 80483360), (288, 72938045), (290, 72435024), (348, 60362520), (360, 58350436), (435, 48290016), (464, 45271890), (480, 43762827), (522, 40241680), (580, 36217512), (661, 31779360), (696, 30181260), (720, 29175218), (761, 27603360), (870, 24145008), (928, 22635945), (1044, 20120840), (1160, 18108756), (1305, 16096672), (1322, 15889680), (1392, 15090630), (1440, 14587609), (1522, 13801680), (1740, 12072504), (1983, 10593120), (2088, 10060420), (2283, 9201120), (2320, 9054378), (2610, 8048336), (2644, 7944840), (2784, 7545315), (3044, 6900840), (3305, 6355872), (3480, 6036252), (3805, 5520672), (3966, 5296560), (4176, 5030210), (4566, 4600560), (4640, 4527189), (5220, 4024168), (5288, 3972420), (5949, 3531040), (6088, 3450420), (6610, 3177936), (6849, 3067040), (6960, 3018126), (7610, 2760336), (7932, 2648280), (8352, 2515105), (9132, 2300280), (9915, 2118624), (10440, 2012084), (10576, 1986210), (11415, 1840224), (11898, 1765520), (12176, 1725210), (13220, 1588968), (13698, 1533520), (13920, 1509063), (15220, 1380168), (15864, 1324140), (18264, 1150140), (19169, 1095840), (19830, 1059312), (20880, 1006042), (21152, 993105), (22069, 951840), (22830, 920112), (23796, 882760), (24352, 862605), (26440, 794484), (27396, 766760), (29745, 706208), (30440, 690084), (31728, 662070), (34245, 613408), (36528, 575070), (38338, 547920), (39660, 529656), (41760, 503021), (44138, 475920), (45660, 460056), (47592, 441380), (52880, 397242), (54792, 383380), (57507, 365280), (59490, 353104), (60880, 345042), (63456, 331035), (66207, 317280), (68490, 306704), (73056, 287535), (76676, 273960), (79320, 264828), (88276, 237960), (91320, 230028), (95184, 220690), (95845, 219168), (105760, 198621), (109584, 191690), (110345, 190368), (115014, 182640), (118980, 176552), (121760, 172521), (132414, 158640), (136980, 153352)]