1921281120

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13477}}^1$

素因数の和:13515

約数の個数: 240

約数和(自身を含む): 7397481168

約数和(自身を除く): 5476200048

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 162, 165, 176, 180, 198, 216, 220, 240, 264, 270, 288, 297, 324, 330, 352, 360, 396, 405, 432, 440, 480, 495, 528, 540, 594, 648, 660, 720, 792, 810, 864, 880, 891, 990, 1056, 1080, 1188, 1296, 1320, 1440, 1485, 1584, 1620, 1760, 1782, 1980, 2160, 2376, 2592, 2640, 2970, 3168, 3240, 3564, 3960, 4320, 4455, 4752, 5280, 5940, 6480, 7128, 7920, 8910, 9504, 11880, 12960, 13477, 14256, 15840, 17820, 23760, 26954, 28512, 35640, 40431, 47520, 53908, 67385, 71280, 80862, 107816, 121293, 134770, 142560, 148247, 161724, 202155, 215632, 242586, 269540, 296494, 323448, 363879, 404310, 431264, 444741, 485172, 539080, 592988, 606465, 646896, 727758, 741235, 808620, 889482, 970344, 1078160, 1091637, 1185976, 1212930, 1293792, 1334223, 1455516, 1482470, 1617240, 1778964, 1819395, 1940688, 2156320, 2183274, 2223705, 2371952, 2425860, 2668446, 2911032, 2964940, 3234480, 3557928, 3638790, 3881376, 4002669, 4366548, 4447410, 4743904, 4851720, 5336892, 5458185, 5822064, 5929880, 6468960, 6671115, 7115856, 7277580, 8005338, 8733096, 8894820, 9703440, 10673784, 10916370, 11644128, 11859760, 12008007, 13342230, 14231712, 14555160, 16010676, 17466192, 17789640, 19406880, 20013345, 21347568, 21832740, 23719520, 24016014, 26684460, 29110320, 32021352, 34932384, 35579280, 40026690, 42695136, 43665480, 48032028, 53368920, 58220640, 60040035, 64042704, 71158560, 80053380, 87330960, 96064056, 106737840, 120080070, 128085408, 160106760, 174661920, 192128112, 213475680, 240160140, 320213520, 384256224, 480320280, 640427040, 960640560, 1921281120]

約数ペア:

[(1, 1921281120), (2, 960640560), (3, 640427040), (4, 480320280), (5, 384256224), (6, 320213520), (8, 240160140), (9, 213475680), (10, 192128112), (11, 174661920), (12, 160106760), (15, 128085408), (16, 120080070), (18, 106737840), (20, 96064056), (22, 87330960), (24, 80053380), (27, 71158560), (30, 64042704), (32, 60040035), (33, 58220640), (36, 53368920), (40, 48032028), (44, 43665480), (45, 42695136), (48, 40026690), (54, 35579280), (55, 34932384), (60, 32021352), (66, 29110320), (72, 26684460), (80, 24016014), (81, 23719520), (88, 21832740), (90, 21347568), (96, 20013345), (99, 19406880), (108, 17789640), (110, 17466192), (120, 16010676), (132, 14555160), (135, 14231712), (144, 13342230), (160, 12008007), (162, 11859760), (165, 11644128), (176, 10916370), (180, 10673784), (198, 9703440), (216, 8894820), (220, 8733096), (240, 8005338), (264, 7277580), (270, 7115856), (288, 6671115), (297, 6468960), (324, 5929880), (330, 5822064), (352, 5458185), (360, 5336892), (396, 4851720), (405, 4743904), (432, 4447410), (440, 4366548), (480, 4002669), (495, 3881376), (528, 3638790), (540, 3557928), (594, 3234480), (648, 2964940), (660, 2911032), (720, 2668446), (792, 2425860), (810, 2371952), (864, 2223705), (880, 2183274), (891, 2156320), (990, 1940688), (1056, 1819395), (1080, 1778964), (1188, 1617240), (1296, 1482470), (1320, 1455516), (1440, 1334223), (1485, 1293792), (1584, 1212930), (1620, 1185976), (1760, 1091637), (1782, 1078160), (1980, 970344), (2160, 889482), (2376, 808620), (2592, 741235), (2640, 727758), (2970, 646896), (3168, 606465), (3240, 592988), (3564, 539080), (3960, 485172), (4320, 444741), (4455, 431264), (4752, 404310), (5280, 363879), (5940, 323448), (6480, 296494), (7128, 269540), (7920, 242586), (8910, 215632), (9504, 202155), (11880, 161724), (12960, 148247), (13477, 142560), (14256, 134770), (15840, 121293), (17820, 107816), (23760, 80862), (26954, 71280), (28512, 67385), (35640, 53908), (40431, 47520)]