187832385

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 128

約数和(自身を含む): 390297600

約数和(自身を除く): 202465215

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 39, 43, 45, 57, 65, 95, 117, 129, 131, 135, 171, 195, 215, 247, 285, 351, 387, 393, 513, 559, 585, 645, 655, 741, 817, 855, 1161, 1179, 1235, 1677, 1703, 1755, 1935, 1965, 2223, 2451, 2489, 2565, 2795, 3537, 3705, 4085, 5031, 5109, 5633, 5805, 5895, 6669, 7353, 7467, 8385, 8515, 10621, 11115, 12255, 12445, 15093, 15327, 16899, 17685, 22059, 22401, 25155, 25545, 28165, 31863, 32357, 33345, 36765, 37335, 45981, 50697, 53105, 67203, 73229, 75465, 76635, 84495, 95589, 97071, 107027, 110295, 112005, 152091, 159315, 161785, 219687, 229905, 253485, 286767, 291213, 321081, 336015, 366145, 477945, 485355, 535135, 659061, 760455, 873639, 963243, 1098435, 1391351, 1433835, 1456065, 1605405, 1977183, 2889729, 3295305, 4174053, 4368195, 4816215, 6956755, 9885915, 12522159, 14448645, 20870265, 37566477, 62610795, 187832385]

約数ペア:

[(1, 187832385), (3, 62610795), (5, 37566477), (9, 20870265), (13, 14448645), (15, 12522159), (19, 9885915), (27, 6956755), (39, 4816215), (43, 4368195), (45, 4174053), (57, 3295305), (65, 2889729), (95, 1977183), (117, 1605405), (129, 1456065), (131, 1433835), (135, 1391351), (171, 1098435), (195, 963243), (215, 873639), (247, 760455), (285, 659061), (351, 535135), (387, 485355), (393, 477945), (513, 366145), (559, 336015), (585, 321081), (645, 291213), (655, 286767), (741, 253485), (817, 229905), (855, 219687), (1161, 161785), (1179, 159315), (1235, 152091), (1677, 112005), (1703, 110295), (1755, 107027), (1935, 97071), (1965, 95589), (2223, 84495), (2451, 76635), (2489, 75465), (2565, 73229), (2795, 67203), (3537, 53105), (3705, 50697), (4085, 45981), (5031, 37335), (5109, 36765), (5633, 33345), (5805, 32357), (5895, 31863), (6669, 28165), (7353, 25545), (7467, 25155), (8385, 22401), (8515, 22059), (10621, 17685), (11115, 16899), (12255, 15327), (12445, 15093)]