1993236420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{249779}}^1$

素因数の和:249817

約数の個数: 96

約数和(自身を含む): 6714086400

約数和(自身を除く): 4720849980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 249779, 499558, 749337, 999116, 1248895, 1498674, 1748453, 2497790, 2997348, 3496906, 3746685, 4745801, 4995580, 5245359, 6993812, 7493370, 8742265, 9491602, 10490718, 14237403, 14986740, 17484530, 18983204, 20981436, 23729005, 26226795, 28474806, 33220607, 34969060, 47458010, 52453590, 56949612, 66441214, 71187015, 94916020, 99661821, 104907180, 132882428, 142374030, 166103035, 199323642, 284748060, 332206070, 398647284, 498309105, 664412140, 996618210, 1993236420]

約数ペア:

[(1, 1993236420), (2, 996618210), (3, 664412140), (4, 498309105), (5, 398647284), (6, 332206070), (7, 284748060), (10, 199323642), (12, 166103035), (14, 142374030), (15, 132882428), (19, 104907180), (20, 99661821), (21, 94916020), (28, 71187015), (30, 66441214), (35, 56949612), (38, 52453590), (42, 47458010), (57, 34969060), (60, 33220607), (70, 28474806), (76, 26226795), (84, 23729005), (95, 20981436), (105, 18983204), (114, 17484530), (133, 14986740), (140, 14237403), (190, 10490718), (210, 9491602), (228, 8742265), (266, 7493370), (285, 6993812), (380, 5245359), (399, 4995580), (420, 4745801), (532, 3746685), (570, 3496906), (665, 2997348), (798, 2497790), (1140, 1748453), (1330, 1498674), (1596, 1248895), (1995, 999116), (2660, 749337), (3990, 499558), (7980, 249779)]