21070778880

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{34729}}^1$

素因数の和:34834

約数の個数: 160

約数和(自身を含む): 68215276800

約数和(自身を除く): 47144497920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 237, 240, 256, 316, 320, 384, 395, 474, 480, 512, 632, 640, 768, 790, 948, 960, 1185, 1264, 1280, 1536, 1580, 1896, 1920, 2370, 2528, 2560, 3160, 3792, 3840, 4740, 5056, 6320, 7584, 7680, 9480, 10112, 12640, 15168, 18960, 20224, 25280, 30336, 34729, 37920, 40448, 50560, 60672, 69458, 75840, 101120, 104187, 121344, 138916, 151680, 173645, 202240, 208374, 277832, 303360, 347290, 416748, 520935, 555664, 606720, 694580, 833496, 1041870, 1111328, 1389160, 1666992, 2083740, 2222656, 2743591, 2778320, 3333984, 4167480, 4445312, 5487182, 5556640, 6667968, 8230773, 8334960, 8890624, 10974364, 11113280, 13335936, 13717955, 16461546, 16669920, 17781248, 21948728, 22226560, 26671872, 27435910, 32923092, 33339840, 41153865, 43897456, 44453120, 53343744, 54871820, 65846184, 66679680, 82307730, 87794912, 88906240, 109743640, 131692368, 133359360, 164615460, 175589824, 219487280, 263384736, 266718720, 329230920, 351179648, 438974560, 526769472, 658461840, 702359296, 877949120, 1053538944, 1316923680, 1404718592, 1755898240, 2107077888, 2633847360, 3511796480, 4214155776, 5267694720, 7023592960, 10535389440, 21070778880]

約数ペア:

[(1, 21070778880), (2, 10535389440), (3, 7023592960), (4, 5267694720), (5, 4214155776), (6, 3511796480), (8, 2633847360), (10, 2107077888), (12, 1755898240), (15, 1404718592), (16, 1316923680), (20, 1053538944), (24, 877949120), (30, 702359296), (32, 658461840), (40, 526769472), (48, 438974560), (60, 351179648), (64, 329230920), (79, 266718720), (80, 263384736), (96, 219487280), (120, 175589824), (128, 164615460), (158, 133359360), (160, 131692368), (192, 109743640), (237, 88906240), (240, 87794912), (256, 82307730), (316, 66679680), (320, 65846184), (384, 54871820), (395, 53343744), (474, 44453120), (480, 43897456), (512, 41153865), (632, 33339840), (640, 32923092), (768, 27435910), (790, 26671872), (948, 22226560), (960, 21948728), (1185, 17781248), (1264, 16669920), (1280, 16461546), (1536, 13717955), (1580, 13335936), (1896, 11113280), (1920, 10974364), (2370, 8890624), (2528, 8334960), (2560, 8230773), (3160, 6667968), (3792, 5556640), (3840, 5487182), (4740, 4445312), (5056, 4167480), (6320, 3333984), (7584, 2778320), (7680, 2743591), (9480, 2222656), (10112, 2083740), (12640, 1666992), (15168, 1389160), (18960, 1111328), (20224, 1041870), (25280, 833496), (30336, 694580), (34729, 606720), (37920, 555664), (40448, 520935), (50560, 416748), (60672, 347290), (69458, 303360), (75840, 277832), (101120, 208374), (104187, 202240), (121344, 173645), (138916, 151680)]