20171312280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{2668163}}^1$

素因数の和:2668190

約数の個数: 128

約数和(自身を含む): 76843123200

約数和(自身を除く): 56671810920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 2668163, 5336326, 8004489, 10672652, 13340815, 16008978, 18677141, 21345304, 24013467, 26681630, 32017956, 37354282, 40022445, 48026934, 53363260, 56031423, 64035912, 72040401, 74708564, 80044890, 93385705, 96053868, 106726520, 112062846, 120067335, 144080802, 149417128, 160089780, 168094269, 186771410, 192107736, 224125692, 240134670, 280157115, 288161604, 320179560, 336188538, 360202005, 373542820, 448251384, 480269340, 504282807, 560314230, 576323208, 672377076, 720404010, 747085640, 840471345, 960538680, 1008565614, 1120628460, 1344754152, 1440808020, 1680942690, 2017131228, 2241256920, 2521414035, 2881616040, 3361885380, 4034262456, 5042828070, 6723770760, 10085656140, 20171312280]

約数ペア:

[(1, 20171312280), (2, 10085656140), (3, 6723770760), (4, 5042828070), (5, 4034262456), (6, 3361885380), (7, 2881616040), (8, 2521414035), (9, 2241256920), (10, 2017131228), (12, 1680942690), (14, 1440808020), (15, 1344754152), (18, 1120628460), (20, 1008565614), (21, 960538680), (24, 840471345), (27, 747085640), (28, 720404010), (30, 672377076), (35, 576323208), (36, 560314230), (40, 504282807), (42, 480269340), (45, 448251384), (54, 373542820), (56, 360202005), (60, 336188538), (63, 320179560), (70, 288161604), (72, 280157115), (84, 240134670), (90, 224125692), (105, 192107736), (108, 186771410), (120, 168094269), (126, 160089780), (135, 149417128), (140, 144080802), (168, 120067335), (180, 112062846), (189, 106726520), (210, 96053868), (216, 93385705), (252, 80044890), (270, 74708564), (280, 72040401), (315, 64035912), (360, 56031423), (378, 53363260), (420, 48026934), (504, 40022445), (540, 37354282), (630, 32017956), (756, 26681630), (840, 24013467), (945, 21345304), (1080, 18677141), (1260, 16008978), (1512, 13340815), (1890, 10672652), (2520, 8004489), (3780, 5336326), (7560, 2668163)]