638402310

素因数分解:

$2^1\times 3^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2887}}^1$

素因数の和:2929

約数の個数: 192

約数和(自身を含む): 2119283712

約数和(自身を除く): 1480881402

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 54, 63, 65, 70, 78, 81, 90, 91, 105, 117, 126, 130, 135, 162, 182, 189, 195, 210, 234, 243, 270, 273, 315, 351, 378, 390, 405, 455, 486, 546, 567, 585, 630, 702, 810, 819, 910, 945, 1053, 1134, 1170, 1215, 1365, 1638, 1701, 1755, 1890, 2106, 2430, 2457, 2730, 2835, 2887, 3159, 3402, 3510, 4095, 4914, 5265, 5670, 5774, 6318, 7371, 8190, 8505, 8661, 10530, 12285, 14435, 14742, 15795, 17010, 17322, 20209, 22113, 24570, 25983, 28870, 31590, 36855, 37531, 40418, 43305, 44226, 51966, 60627, 73710, 75062, 77949, 86610, 101045, 110565, 112593, 121254, 129915, 155898, 181881, 187655, 202090, 221130, 225186, 233847, 259830, 262717, 303135, 337779, 363762, 375310, 389745, 467694, 525434, 545643, 562965, 606270, 675558, 701541, 779490, 788151, 909405, 1013337, 1091286, 1125930, 1169235, 1313585, 1403082, 1576302, 1636929, 1688895, 1818810, 2026674, 2338470, 2364453, 2627170, 2728215, 3040011, 3273858, 3377790, 3507705, 3940755, 4728906, 4910787, 5066685, 5456430, 6080022, 7015410, 7093359, 7881510, 8184645, 9120033, 9821574, 10133370, 11822265, 14186718, 15200055, 16369290, 18240066, 21280077, 23644530, 24553935, 30400110, 35466795, 42560154, 45600165, 49107870, 63840231, 70933590, 91200330, 106400385, 127680462, 212800770, 319201155, 638402310]

約数ペア:

[(1, 638402310), (2, 319201155), (3, 212800770), (5, 127680462), (6, 106400385), (7, 91200330), (9, 70933590), (10, 63840231), (13, 49107870), (14, 45600165), (15, 42560154), (18, 35466795), (21, 30400110), (26, 24553935), (27, 23644530), (30, 21280077), (35, 18240066), (39, 16369290), (42, 15200055), (45, 14186718), (54, 11822265), (63, 10133370), (65, 9821574), (70, 9120033), (78, 8184645), (81, 7881510), (90, 7093359), (91, 7015410), (105, 6080022), (117, 5456430), (126, 5066685), (130, 4910787), (135, 4728906), (162, 3940755), (182, 3507705), (189, 3377790), (195, 3273858), (210, 3040011), (234, 2728215), (243, 2627170), (270, 2364453), (273, 2338470), (315, 2026674), (351, 1818810), (378, 1688895), (390, 1636929), (405, 1576302), (455, 1403082), (486, 1313585), (546, 1169235), (567, 1125930), (585, 1091286), (630, 1013337), (702, 909405), (810, 788151), (819, 779490), (910, 701541), (945, 675558), (1053, 606270), (1134, 562965), (1170, 545643), (1215, 525434), (1365, 467694), (1638, 389745), (1701, 375310), (1755, 363762), (1890, 337779), (2106, 303135), (2430, 262717), (2457, 259830), (2730, 233847), (2835, 225186), (2887, 221130), (3159, 202090), (3402, 187655), (3510, 181881), (4095, 155898), (4914, 129915), (5265, 121254), (5670, 112593), (5774, 110565), (6318, 101045), (7371, 86610), (8190, 77949), (8505, 75062), (8661, 73710), (10530, 60627), (12285, 51966), (14435, 44226), (14742, 43305), (15795, 40418), (17010, 37531), (17322, 36855), (20209, 31590), (22113, 28870), (24570, 25983)]