18308970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:161

約数の個数: 128

約数和(自身を含む): 53222400

約数和(自身を除く): 34913430

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 43, 45, 54, 57, 83, 86, 90, 95, 114, 129, 135, 166, 171, 190, 215, 249, 258, 270, 285, 342, 387, 415, 430, 498, 513, 570, 645, 747, 774, 817, 830, 855, 1026, 1161, 1245, 1290, 1494, 1577, 1634, 1710, 1935, 2241, 2322, 2451, 2490, 2565, 3154, 3569, 3735, 3870, 4085, 4482, 4731, 4902, 5130, 5805, 7138, 7353, 7470, 7885, 8170, 9462, 10707, 11205, 11610, 12255, 14193, 14706, 15770, 17845, 21414, 22059, 22410, 23655, 24510, 28386, 32121, 35690, 36765, 42579, 44118, 47310, 53535, 64242, 67811, 70965, 73530, 85158, 96363, 107070, 110295, 135622, 141930, 160605, 192726, 203433, 212895, 220590, 321210, 339055, 406866, 425790, 481815, 610299, 678110, 963630, 1017165, 1220598, 1830897, 2034330, 3051495, 3661794, 6102990, 9154485, 18308970]

約数ペア:

[(1, 18308970), (2, 9154485), (3, 6102990), (5, 3661794), (6, 3051495), (9, 2034330), (10, 1830897), (15, 1220598), (18, 1017165), (19, 963630), (27, 678110), (30, 610299), (38, 481815), (43, 425790), (45, 406866), (54, 339055), (57, 321210), (83, 220590), (86, 212895), (90, 203433), (95, 192726), (114, 160605), (129, 141930), (135, 135622), (166, 110295), (171, 107070), (190, 96363), (215, 85158), (249, 73530), (258, 70965), (270, 67811), (285, 64242), (342, 53535), (387, 47310), (415, 44118), (430, 42579), (498, 36765), (513, 35690), (570, 32121), (645, 28386), (747, 24510), (774, 23655), (817, 22410), (830, 22059), (855, 21414), (1026, 17845), (1161, 15770), (1245, 14706), (1290, 14193), (1494, 12255), (1577, 11610), (1634, 11205), (1710, 10707), (1935, 9462), (2241, 8170), (2322, 7885), (2451, 7470), (2490, 7353), (2565, 7138), (3154, 5805), (3569, 5130), (3735, 4902), (3870, 4731), (4085, 4482)]