771312780

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4001}}^1$

素因数の和:4046

約数の個数: 240

約数和(自身を含む): 2928695616

約数和(自身を除く): 2157382836

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 51, 54, 60, 63, 68, 70, 81, 84, 85, 90, 102, 105, 108, 119, 126, 135, 140, 153, 162, 170, 180, 189, 204, 210, 238, 252, 255, 270, 306, 315, 324, 340, 357, 378, 405, 420, 459, 476, 510, 540, 567, 595, 612, 630, 714, 756, 765, 810, 918, 945, 1020, 1071, 1134, 1190, 1260, 1377, 1428, 1530, 1620, 1785, 1836, 1890, 2142, 2268, 2295, 2380, 2754, 2835, 3060, 3213, 3570, 3780, 4001, 4284, 4590, 5355, 5508, 5670, 6426, 6885, 7140, 8002, 9180, 9639, 10710, 11340, 12003, 12852, 13770, 16004, 16065, 19278, 20005, 21420, 24006, 27540, 28007, 32130, 36009, 38556, 40010, 48012, 48195, 56014, 60015, 64260, 68017, 72018, 80020, 84021, 96390, 108027, 112028, 120030, 136034, 140035, 144036, 168042, 180045, 192780, 204051, 216054, 240060, 252063, 272068, 280070, 324081, 336084, 340085, 360090, 408102, 420105, 432108, 476119, 504126, 540135, 560140, 612153, 648162, 680170, 720180, 756189, 816204, 840210, 952238, 1008252, 1020255, 1080270, 1224306, 1260315, 1296324, 1360340, 1428357, 1512378, 1620405, 1680420, 1836459, 1904476, 2040510, 2160540, 2268567, 2380595, 2448612, 2520630, 2856714, 3024756, 3060765, 3240810, 3672918, 3780945, 4081020, 4285071, 4537134, 4761190, 5041260, 5509377, 5713428, 6121530, 6481620, 7141785, 7345836, 7561890, 8570142, 9074268, 9182295, 9522380, 11018754, 11342835, 12243060, 12855213, 14283570, 15123780, 17140284, 18364590, 21425355, 22037508, 22685670, 25710426, 27546885, 28567140, 36729180, 38565639, 42850710, 45371340, 51420852, 55093770, 64276065, 77131278, 85701420, 110187540, 128552130, 154262556, 192828195, 257104260, 385656390, 771312780]

約数ペア:

[(1, 771312780), (2, 385656390), (3, 257104260), (4, 192828195), (5, 154262556), (6, 128552130), (7, 110187540), (9, 85701420), (10, 77131278), (12, 64276065), (14, 55093770), (15, 51420852), (17, 45371340), (18, 42850710), (20, 38565639), (21, 36729180), (27, 28567140), (28, 27546885), (30, 25710426), (34, 22685670), (35, 22037508), (36, 21425355), (42, 18364590), (45, 17140284), (51, 15123780), (54, 14283570), (60, 12855213), (63, 12243060), (68, 11342835), (70, 11018754), (81, 9522380), (84, 9182295), (85, 9074268), (90, 8570142), (102, 7561890), (105, 7345836), (108, 7141785), (119, 6481620), (126, 6121530), (135, 5713428), (140, 5509377), (153, 5041260), (162, 4761190), (170, 4537134), (180, 4285071), (189, 4081020), (204, 3780945), (210, 3672918), (238, 3240810), (252, 3060765), (255, 3024756), (270, 2856714), (306, 2520630), (315, 2448612), (324, 2380595), (340, 2268567), (357, 2160540), (378, 2040510), (405, 1904476), (420, 1836459), (459, 1680420), (476, 1620405), (510, 1512378), (540, 1428357), (567, 1360340), (595, 1296324), (612, 1260315), (630, 1224306), (714, 1080270), (756, 1020255), (765, 1008252), (810, 952238), (918, 840210), (945, 816204), (1020, 756189), (1071, 720180), (1134, 680170), (1190, 648162), (1260, 612153), (1377, 560140), (1428, 540135), (1530, 504126), (1620, 476119), (1785, 432108), (1836, 420105), (1890, 408102), (2142, 360090), (2268, 340085), (2295, 336084), (2380, 324081), (2754, 280070), (2835, 272068), (3060, 252063), (3213, 240060), (3570, 216054), (3780, 204051), (4001, 192780), (4284, 180045), (4590, 168042), (5355, 144036), (5508, 140035), (5670, 136034), (6426, 120030), (6885, 112028), (7140, 108027), (8002, 96390), (9180, 84021), (9639, 80020), (10710, 72018), (11340, 68017), (12003, 64260), (12852, 60015), (13770, 56014), (16004, 48195), (16065, 48012), (19278, 40010), (20005, 38556), (21420, 36009), (24006, 32130), (27540, 28007)]