39928140

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{503}}^1$

素因数の和:538

約数の個数: 180

約数和(自身を含む): 145995696

約数和(自身を除く): 106067556

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 503, 540, 567, 588, 630, 735, 756, 810, 882, 945, 980, 1006, 1134, 1260, 1323, 1470, 1509, 1620, 1764, 1890, 2012, 2205, 2268, 2515, 2646, 2835, 2940, 3018, 3521, 3780, 3969, 4410, 4527, 5030, 5292, 5670, 6036, 6615, 7042, 7545, 7938, 8820, 9054, 10060, 10563, 11340, 13230, 13581, 14084, 15090, 15876, 17605, 18108, 19845, 21126, 22635, 24647, 26460, 27162, 30180, 31689, 35210, 39690, 40743, 42252, 45270, 49294, 52815, 54324, 63378, 67905, 70420, 73941, 79380, 81486, 90540, 95067, 98588, 105630, 123235, 126756, 135810, 147882, 158445, 162972, 190134, 203715, 211260, 221823, 246470, 271620, 285201, 295764, 316890, 369705, 380268, 407430, 443646, 475335, 492940, 570402, 633780, 665469, 739410, 814860, 887292, 950670, 1109115, 1140804, 1330938, 1426005, 1478820, 1901340, 1996407, 2218230, 2661876, 2852010, 3327345, 3992814, 4436460, 5704020, 6654690, 7985628, 9982035, 13309380, 19964070, 39928140]

約数ペア:

[(1, 39928140), (2, 19964070), (3, 13309380), (4, 9982035), (5, 7985628), (6, 6654690), (7, 5704020), (9, 4436460), (10, 3992814), (12, 3327345), (14, 2852010), (15, 2661876), (18, 2218230), (20, 1996407), (21, 1901340), (27, 1478820), (28, 1426005), (30, 1330938), (35, 1140804), (36, 1109115), (42, 950670), (45, 887292), (49, 814860), (54, 739410), (60, 665469), (63, 633780), (70, 570402), (81, 492940), (84, 475335), (90, 443646), (98, 407430), (105, 380268), (108, 369705), (126, 316890), (135, 295764), (140, 285201), (147, 271620), (162, 246470), (180, 221823), (189, 211260), (196, 203715), (210, 190134), (245, 162972), (252, 158445), (270, 147882), (294, 135810), (315, 126756), (324, 123235), (378, 105630), (405, 98588), (420, 95067), (441, 90540), (490, 81486), (503, 79380), (540, 73941), (567, 70420), (588, 67905), (630, 63378), (735, 54324), (756, 52815), (810, 49294), (882, 45270), (945, 42252), (980, 40743), (1006, 39690), (1134, 35210), (1260, 31689), (1323, 30180), (1470, 27162), (1509, 26460), (1620, 24647), (1764, 22635), (1890, 21126), (2012, 19845), (2205, 18108), (2268, 17605), (2515, 15876), (2646, 15090), (2835, 14084), (2940, 13581), (3018, 13230), (3521, 11340), (3780, 10563), (3969, 10060), (4410, 9054), (4527, 8820), (5030, 7938), (5292, 7545), (5670, 7042), (6036, 6615)]