18105570

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1040

約数の個数: 96

約数和(自身を含む): 55710720

約数和(自身を除く): 37605150

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 29, 30, 35, 42, 45, 58, 63, 70, 87, 90, 105, 126, 145, 174, 203, 210, 261, 290, 315, 406, 435, 522, 609, 630, 870, 991, 1015, 1218, 1305, 1827, 1982, 2030, 2610, 2973, 3045, 3654, 4955, 5946, 6090, 6937, 8919, 9135, 9910, 13874, 14865, 17838, 18270, 20811, 28739, 29730, 34685, 41622, 44595, 57478, 62433, 69370, 86217, 89190, 104055, 124866, 143695, 172434, 201173, 208110, 258651, 287390, 312165, 402346, 431085, 517302, 603519, 624330, 862170, 1005865, 1207038, 1293255, 1810557, 2011730, 2586510, 3017595, 3621114, 6035190, 9052785, 18105570]

約数ペア:

[(1, 18105570), (2, 9052785), (3, 6035190), (5, 3621114), (6, 3017595), (7, 2586510), (9, 2011730), (10, 1810557), (14, 1293255), (15, 1207038), (18, 1005865), (21, 862170), (29, 624330), (30, 603519), (35, 517302), (42, 431085), (45, 402346), (58, 312165), (63, 287390), (70, 258651), (87, 208110), (90, 201173), (105, 172434), (126, 143695), (145, 124866), (174, 104055), (203, 89190), (210, 86217), (261, 69370), (290, 62433), (315, 57478), (406, 44595), (435, 41622), (522, 34685), (609, 29730), (630, 28739), (870, 20811), (991, 18270), (1015, 17838), (1218, 14865), (1305, 13874), (1827, 9910), (1982, 9135), (2030, 8919), (2610, 6937), (2973, 6090), (3045, 5946), (3654, 4955)]