257051760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8053}}^1$

素因数の和:8095

約数の個数: 160

約数和(自身を含む): 958748160

約数和(自身を除く): 701696400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2660, 3192, 3990, 4560, 5320, 6384, 7980, 8053, 10640, 15960, 16106, 24159, 31920, 32212, 40265, 48318, 56371, 64424, 80530, 96636, 112742, 120795, 128848, 153007, 161060, 169113, 193272, 225484, 241590, 281855, 306014, 322120, 338226, 386544, 450968, 459021, 483180, 563710, 612028, 644240, 676452, 765035, 845565, 901936, 918042, 966360, 1071049, 1127420, 1224056, 1352904, 1530070, 1691130, 1836084, 1932720, 2142098, 2254840, 2295105, 2448112, 2705808, 3060140, 3213147, 3382260, 3672168, 4284196, 4509680, 4590210, 5355245, 6120280, 6426294, 6764520, 7344336, 8568392, 9180420, 10710490, 12240560, 12852588, 13529040, 16065735, 17136784, 18360840, 21420980, 25705176, 32131470, 36721680, 42841960, 51410352, 64262940, 85683920, 128525880, 257051760]

約数ペア:

[(1, 257051760), (2, 128525880), (3, 85683920), (4, 64262940), (5, 51410352), (6, 42841960), (7, 36721680), (8, 32131470), (10, 25705176), (12, 21420980), (14, 18360840), (15, 17136784), (16, 16065735), (19, 13529040), (20, 12852588), (21, 12240560), (24, 10710490), (28, 9180420), (30, 8568392), (35, 7344336), (38, 6764520), (40, 6426294), (42, 6120280), (48, 5355245), (56, 4590210), (57, 4509680), (60, 4284196), (70, 3672168), (76, 3382260), (80, 3213147), (84, 3060140), (95, 2705808), (105, 2448112), (112, 2295105), (114, 2254840), (120, 2142098), (133, 1932720), (140, 1836084), (152, 1691130), (168, 1530070), (190, 1352904), (210, 1224056), (228, 1127420), (240, 1071049), (266, 966360), (280, 918042), (285, 901936), (304, 845565), (336, 765035), (380, 676452), (399, 644240), (420, 612028), (456, 563710), (532, 483180), (560, 459021), (570, 450968), (665, 386544), (760, 338226), (798, 322120), (840, 306014), (912, 281855), (1064, 241590), (1140, 225484), (1330, 193272), (1520, 169113), (1596, 161060), (1680, 153007), (1995, 128848), (2128, 120795), (2280, 112742), (2660, 96636), (3192, 80530), (3990, 64424), (4560, 56371), (5320, 48318), (6384, 40265), (7980, 32212), (8053, 31920), (10640, 24159), (15960, 16106)]