21564156960

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{20047}}^1$

素因数の和:20157

約数の個数: 240

約数和(自身を含む): 77024255616

約数和(自身を除く): 55460098656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 83, 90, 96, 108, 120, 135, 144, 160, 162, 166, 180, 216, 240, 249, 270, 288, 324, 332, 360, 405, 415, 432, 480, 498, 540, 648, 664, 720, 747, 810, 830, 864, 996, 1080, 1245, 1296, 1328, 1440, 1494, 1620, 1660, 1992, 2160, 2241, 2490, 2592, 2656, 2988, 3240, 3320, 3735, 3984, 4320, 4482, 4980, 5976, 6480, 6640, 6723, 7470, 7968, 8964, 9960, 11205, 11952, 12960, 13280, 13446, 14940, 17928, 19920, 20047, 22410, 23904, 26892, 29880, 33615, 35856, 39840, 40094, 44820, 53784, 59760, 60141, 67230, 71712, 80188, 89640, 100235, 107568, 119520, 120282, 134460, 160376, 179280, 180423, 200470, 215136, 240564, 268920, 300705, 320752, 358560, 360846, 400940, 481128, 537840, 541269, 601410, 641504, 721692, 801880, 902115, 962256, 1075680, 1082538, 1202820, 1443384, 1603760, 1623807, 1663901, 1804230, 1924512, 2165076, 2405640, 2706345, 2886768, 3207520, 3247614, 3327802, 3608460, 4330152, 4811280, 4991703, 5412690, 5773536, 6495228, 6655604, 7216920, 8119035, 8319505, 8660304, 9622560, 9983406, 10825380, 12990456, 13311208, 14433840, 14975109, 16238070, 16639010, 17320608, 19966812, 21650760, 24958515, 25980912, 26622416, 28867680, 29950218, 32476140, 33278020, 39933624, 43301520, 44925327, 49917030, 51961824, 53244832, 59900436, 64952280, 66556040, 74875545, 79867248, 86603040, 89850654, 99834060, 119800872, 129904560, 133112080, 134775981, 149751090, 159734496, 179701308, 199668120, 224626635, 239601744, 259809120, 266224160, 269551962, 299502180, 359402616, 399336240, 449253270, 479203488, 539103924, 599004360, 673879905, 718805232, 798672480, 898506540, 1078207848, 1198008720, 1347759810, 1437610464, 1797013080, 2156415696, 2396017440, 2695519620, 3594026160, 4312831392, 5391039240, 7188052320, 10782078480, 21564156960]

約数ペア:

[(1, 21564156960), (2, 10782078480), (3, 7188052320), (4, 5391039240), (5, 4312831392), (6, 3594026160), (8, 2695519620), (9, 2396017440), (10, 2156415696), (12, 1797013080), (15, 1437610464), (16, 1347759810), (18, 1198008720), (20, 1078207848), (24, 898506540), (27, 798672480), (30, 718805232), (32, 673879905), (36, 599004360), (40, 539103924), (45, 479203488), (48, 449253270), (54, 399336240), (60, 359402616), (72, 299502180), (80, 269551962), (81, 266224160), (83, 259809120), (90, 239601744), (96, 224626635), (108, 199668120), (120, 179701308), (135, 159734496), (144, 149751090), (160, 134775981), (162, 133112080), (166, 129904560), (180, 119800872), (216, 99834060), (240, 89850654), (249, 86603040), (270, 79867248), (288, 74875545), (324, 66556040), (332, 64952280), (360, 59900436), (405, 53244832), (415, 51961824), (432, 49917030), (480, 44925327), (498, 43301520), (540, 39933624), (648, 33278020), (664, 32476140), (720, 29950218), (747, 28867680), (810, 26622416), (830, 25980912), (864, 24958515), (996, 21650760), (1080, 19966812), (1245, 17320608), (1296, 16639010), (1328, 16238070), (1440, 14975109), (1494, 14433840), (1620, 13311208), (1660, 12990456), (1992, 10825380), (2160, 9983406), (2241, 9622560), (2490, 8660304), (2592, 8319505), (2656, 8119035), (2988, 7216920), (3240, 6655604), (3320, 6495228), (3735, 5773536), (3984, 5412690), (4320, 4991703), (4482, 4811280), (4980, 4330152), (5976, 3608460), (6480, 3327802), (6640, 3247614), (6723, 3207520), (7470, 2886768), (7968, 2706345), (8964, 2405640), (9960, 2165076), (11205, 1924512), (11952, 1804230), (12960, 1663901), (13280, 1623807), (13446, 1603760), (14940, 1443384), (17928, 1202820), (19920, 1082538), (20047, 1075680), (22410, 962256), (23904, 902115), (26892, 801880), (29880, 721692), (33615, 641504), (35856, 601410), (39840, 541269), (40094, 537840), (44820, 481128), (53784, 400940), (59760, 360846), (60141, 358560), (67230, 320752), (71712, 300705), (80188, 268920), (89640, 240564), (100235, 215136), (107568, 200470), (119520, 180423), (120282, 179280), (134460, 160376)]