1900235790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{601}}^1$

素因数の和:719

約数の個数: 144

約数和(自身を含む): 5333262480

約数和(自身を除く): 3433026690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 43, 45, 57, 86, 90, 95, 114, 129, 171, 190, 215, 258, 285, 342, 387, 430, 570, 601, 645, 774, 817, 855, 1202, 1290, 1634, 1710, 1803, 1849, 1935, 2451, 3005, 3606, 3698, 3870, 4085, 4902, 5409, 5547, 6010, 7353, 8170, 9015, 9245, 10818, 11094, 11419, 12255, 14706, 16641, 18030, 18490, 22838, 24510, 25843, 27045, 27735, 33282, 34257, 35131, 36765, 51686, 54090, 55470, 57095, 68514, 70262, 73530, 77529, 83205, 102771, 105393, 114190, 129215, 155058, 166410, 171285, 175655, 205542, 210786, 232587, 258430, 316179, 342570, 351310, 387645, 465174, 491017, 513855, 526965, 632358, 775290, 982034, 1027710, 1053930, 1111249, 1162935, 1473051, 1580895, 2222498, 2325870, 2455085, 2946102, 3161790, 3333747, 4419153, 4910170, 5556245, 6667494, 7365255, 8838306, 10001241, 11112490, 14730510, 16668735, 20002482, 21113731, 22095765, 33337470, 42227462, 44191530, 50006205, 63341193, 100012410, 105568655, 126682386, 190023579, 211137310, 316705965, 380047158, 633411930, 950117895, 1900235790]

約数ペア:

[(1, 1900235790), (2, 950117895), (3, 633411930), (5, 380047158), (6, 316705965), (9, 211137310), (10, 190023579), (15, 126682386), (18, 105568655), (19, 100012410), (30, 63341193), (38, 50006205), (43, 44191530), (45, 42227462), (57, 33337470), (86, 22095765), (90, 21113731), (95, 20002482), (114, 16668735), (129, 14730510), (171, 11112490), (190, 10001241), (215, 8838306), (258, 7365255), (285, 6667494), (342, 5556245), (387, 4910170), (430, 4419153), (570, 3333747), (601, 3161790), (645, 2946102), (774, 2455085), (817, 2325870), (855, 2222498), (1202, 1580895), (1290, 1473051), (1634, 1162935), (1710, 1111249), (1803, 1053930), (1849, 1027710), (1935, 982034), (2451, 775290), (3005, 632358), (3606, 526965), (3698, 513855), (3870, 491017), (4085, 465174), (4902, 387645), (5409, 351310), (5547, 342570), (6010, 316179), (7353, 258430), (8170, 232587), (9015, 210786), (9245, 205542), (10818, 175655), (11094, 171285), (11419, 166410), (12255, 155058), (14706, 129215), (16641, 114190), (18030, 105393), (18490, 102771), (22838, 83205), (24510, 77529), (25843, 73530), (27045, 70262), (27735, 68514), (33282, 57095), (34257, 55470), (35131, 54090), (36765, 51686)]