80299890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1423}}^1$

素因数の和:1469

約数の個数: 128

約数和(自身を含む): 246067200

約数和(自身を除く): 165767310

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 27, 30, 33, 38, 45, 54, 55, 57, 66, 90, 95, 99, 110, 114, 135, 165, 171, 190, 198, 209, 270, 285, 297, 330, 342, 418, 495, 513, 570, 594, 627, 855, 990, 1026, 1045, 1254, 1423, 1485, 1710, 1881, 2090, 2565, 2846, 2970, 3135, 3762, 4269, 5130, 5643, 6270, 7115, 8538, 9405, 11286, 12807, 14230, 15653, 18810, 21345, 25614, 27037, 28215, 31306, 38421, 42690, 46959, 54074, 56430, 64035, 76842, 78265, 81111, 93918, 128070, 135185, 140877, 156530, 162222, 192105, 234795, 243333, 270370, 281754, 297407, 384210, 405555, 422631, 469590, 486666, 594814, 704385, 729999, 811110, 845262, 892221, 1216665, 1408770, 1459998, 1487035, 1784442, 2113155, 2433330, 2676663, 2974070, 3649995, 4226310, 4461105, 5353326, 7299990, 8029989, 8922210, 13383315, 16059978, 26766630, 40149945, 80299890]

約数ペア:

[(1, 80299890), (2, 40149945), (3, 26766630), (5, 16059978), (6, 13383315), (9, 8922210), (10, 8029989), (11, 7299990), (15, 5353326), (18, 4461105), (19, 4226310), (22, 3649995), (27, 2974070), (30, 2676663), (33, 2433330), (38, 2113155), (45, 1784442), (54, 1487035), (55, 1459998), (57, 1408770), (66, 1216665), (90, 892221), (95, 845262), (99, 811110), (110, 729999), (114, 704385), (135, 594814), (165, 486666), (171, 469590), (190, 422631), (198, 405555), (209, 384210), (270, 297407), (285, 281754), (297, 270370), (330, 243333), (342, 234795), (418, 192105), (495, 162222), (513, 156530), (570, 140877), (594, 135185), (627, 128070), (855, 93918), (990, 81111), (1026, 78265), (1045, 76842), (1254, 64035), (1423, 56430), (1485, 54074), (1710, 46959), (1881, 42690), (2090, 38421), (2565, 31306), (2846, 28215), (2970, 27037), (3135, 25614), (3762, 21345), (4269, 18810), (5130, 15653), (5643, 14230), (6270, 12807), (7115, 11286), (8538, 9405)]