2018959425

素因数分解:

$3^5\times 5^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{241}}^1$

素因数の和:470

約数の個数: 144

約数和(自身を含む): 4325473152

約数和(自身を除く): 2306513727

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 135, 175, 189, 197, 225, 241, 243, 315, 405, 525, 567, 591, 675, 723, 945, 985, 1205, 1215, 1379, 1575, 1687, 1701, 1773, 2025, 2169, 2835, 2955, 3615, 4137, 4725, 4925, 5061, 5319, 6025, 6075, 6507, 6895, 8435, 8505, 8865, 10845, 12411, 14175, 14775, 15183, 15957, 18075, 19521, 20685, 25305, 26595, 32535, 34475, 37233, 42175, 42525, 44325, 45549, 47477, 47871, 54225, 58563, 62055, 75915, 79785, 97605, 103425, 111699, 126525, 132975, 136647, 142431, 162675, 186165, 227745, 237385, 239355, 292815, 310275, 332339, 335097, 379575, 398925, 409941, 427293, 488025, 558495, 683235, 712155, 930825, 997017, 1138725, 1186925, 1196775, 1281879, 1464075, 1661695, 1675485, 2049705, 2136465, 2792475, 2991051, 3416175, 3560775, 3845637, 4985085, 6409395, 8308475, 8377425, 8973153, 10248525, 10682325, 11536911, 14955255, 19228185, 24925425, 26919459, 32046975, 44865765, 57684555, 74776275, 80758377, 96140925, 134597295, 224328825, 288422775, 403791885, 672986475, 2018959425]

約数ペア:

[(1, 2018959425), (3, 672986475), (5, 403791885), (7, 288422775), (9, 224328825), (15, 134597295), (21, 96140925), (25, 80758377), (27, 74776275), (35, 57684555), (45, 44865765), (63, 32046975), (75, 26919459), (81, 24925425), (105, 19228185), (135, 14955255), (175, 11536911), (189, 10682325), (197, 10248525), (225, 8973153), (241, 8377425), (243, 8308475), (315, 6409395), (405, 4985085), (525, 3845637), (567, 3560775), (591, 3416175), (675, 2991051), (723, 2792475), (945, 2136465), (985, 2049705), (1205, 1675485), (1215, 1661695), (1379, 1464075), (1575, 1281879), (1687, 1196775), (1701, 1186925), (1773, 1138725), (2025, 997017), (2169, 930825), (2835, 712155), (2955, 683235), (3615, 558495), (4137, 488025), (4725, 427293), (4925, 409941), (5061, 398925), (5319, 379575), (6025, 335097), (6075, 332339), (6507, 310275), (6895, 292815), (8435, 239355), (8505, 237385), (8865, 227745), (10845, 186165), (12411, 162675), (14175, 142431), (14775, 136647), (15183, 132975), (15957, 126525), (18075, 111699), (19521, 103425), (20685, 97605), (25305, 79785), (26595, 75915), (32535, 62055), (34475, 58563), (37233, 54225), (42175, 47871), (42525, 47477), (44325, 45549)]