39821040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{7901}}^1$

素因数の和:7927

約数の個数: 120

約数和(自身を含む): 152856288

約数和(自身を除く): 113035248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 7901, 15802, 23703, 31604, 39505, 47406, 55307, 63208, 71109, 79010, 94812, 110614, 118515, 126416, 142218, 158020, 165921, 189624, 221228, 237030, 276535, 284436, 316040, 331842, 355545, 379248, 442456, 474060, 497763, 553070, 568872, 632080, 663684, 711090, 829605, 884912, 948120, 995526, 1106140, 1137744, 1327368, 1422180, 1659210, 1896240, 1991052, 2212280, 2488815, 2654736, 2844360, 3318420, 3982104, 4424560, 4977630, 5688720, 6636840, 7964208, 9955260, 13273680, 19910520, 39821040]

約数ペア:

[(1, 39821040), (2, 19910520), (3, 13273680), (4, 9955260), (5, 7964208), (6, 6636840), (7, 5688720), (8, 4977630), (9, 4424560), (10, 3982104), (12, 3318420), (14, 2844360), (15, 2654736), (16, 2488815), (18, 2212280), (20, 1991052), (21, 1896240), (24, 1659210), (28, 1422180), (30, 1327368), (35, 1137744), (36, 1106140), (40, 995526), (42, 948120), (45, 884912), (48, 829605), (56, 711090), (60, 663684), (63, 632080), (70, 568872), (72, 553070), (80, 497763), (84, 474060), (90, 442456), (105, 379248), (112, 355545), (120, 331842), (126, 316040), (140, 284436), (144, 276535), (168, 237030), (180, 221228), (210, 189624), (240, 165921), (252, 158020), (280, 142218), (315, 126416), (336, 118515), (360, 110614), (420, 94812), (504, 79010), (560, 71109), (630, 63208), (720, 55307), (840, 47406), (1008, 39505), (1260, 31604), (1680, 23703), (2520, 15802), (5040, 7901)]