177903180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10861}}^1$

素因数の和:10896

約数の個数: 144

約数和(自身を含む): 664233024

約数和(自身を除く): 486329844

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 10861, 16380, 21722, 32583, 43444, 54305, 65166, 76027, 97749, 108610, 130332, 141193, 152054, 162915, 195498, 217220, 228081, 282386, 304108, 325830, 380135, 390996, 423579, 456162, 488745, 564772, 651660, 684243, 705965, 760270, 847158, 912324, 977490, 988351, 1140405, 1270737, 1368486, 1411930, 1520540, 1694316, 1954980, 1976702, 2117895, 2280810, 2541474, 2736972, 2823860, 2965053, 3421215, 3953404, 4235790, 4561620, 4941755, 5082948, 5930106, 6353685, 6842430, 8471580, 8895159, 9883510, 11860212, 12707370, 13684860, 14825265, 17790318, 19767020, 25414740, 29650530, 35580636, 44475795, 59301060, 88951590, 177903180]

約数ペア:

[(1, 177903180), (2, 88951590), (3, 59301060), (4, 44475795), (5, 35580636), (6, 29650530), (7, 25414740), (9, 19767020), (10, 17790318), (12, 14825265), (13, 13684860), (14, 12707370), (15, 11860212), (18, 9883510), (20, 8895159), (21, 8471580), (26, 6842430), (28, 6353685), (30, 5930106), (35, 5082948), (36, 4941755), (39, 4561620), (42, 4235790), (45, 3953404), (52, 3421215), (60, 2965053), (63, 2823860), (65, 2736972), (70, 2541474), (78, 2280810), (84, 2117895), (90, 1976702), (91, 1954980), (105, 1694316), (117, 1520540), (126, 1411930), (130, 1368486), (140, 1270737), (156, 1140405), (180, 988351), (182, 977490), (195, 912324), (210, 847158), (234, 760270), (252, 705965), (260, 684243), (273, 651660), (315, 564772), (364, 488745), (390, 456162), (420, 423579), (455, 390996), (468, 380135), (546, 325830), (585, 304108), (630, 282386), (780, 228081), (819, 217220), (910, 195498), (1092, 162915), (1170, 152054), (1260, 141193), (1365, 130332), (1638, 108610), (1820, 97749), (2340, 76027), (2730, 65166), (3276, 54305), (4095, 43444), (5460, 32583), (8190, 21722), (10861, 16380)]