128213520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:973

約数の個数: 160

約数和(自身を含む): 432353280

約数和(自身を除く): 304139760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 38, 40, 48, 57, 60, 62, 76, 80, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 240, 248, 285, 304, 310, 372, 380, 456, 465, 496, 570, 589, 620, 744, 760, 907, 912, 930, 1140, 1178, 1240, 1488, 1520, 1767, 1814, 1860, 2280, 2356, 2480, 2721, 2945, 3534, 3628, 3720, 4535, 4560, 4712, 5442, 5890, 7068, 7256, 7440, 8835, 9070, 9424, 10884, 11780, 13605, 14136, 14512, 17233, 17670, 18140, 21768, 23560, 27210, 28117, 28272, 34466, 35340, 36280, 43536, 47120, 51699, 54420, 56234, 68932, 70680, 72560, 84351, 86165, 103398, 108840, 112468, 137864, 140585, 141360, 168702, 172330, 206796, 217680, 224936, 258495, 275728, 281170, 337404, 344660, 413592, 421755, 449872, 516990, 534223, 562340, 674808, 689320, 827184, 843510, 1033980, 1068446, 1124680, 1349616, 1378640, 1602669, 1687020, 2067960, 2136892, 2249360, 2671115, 3205338, 3374040, 4135920, 4273784, 5342230, 6410676, 6748080, 8013345, 8547568, 10684460, 12821352, 16026690, 21368920, 25642704, 32053380, 42737840, 64106760, 128213520]

約数ペア:

[(1, 128213520), (2, 64106760), (3, 42737840), (4, 32053380), (5, 25642704), (6, 21368920), (8, 16026690), (10, 12821352), (12, 10684460), (15, 8547568), (16, 8013345), (19, 6748080), (20, 6410676), (24, 5342230), (30, 4273784), (31, 4135920), (38, 3374040), (40, 3205338), (48, 2671115), (57, 2249360), (60, 2136892), (62, 2067960), (76, 1687020), (80, 1602669), (93, 1378640), (95, 1349616), (114, 1124680), (120, 1068446), (124, 1033980), (152, 843510), (155, 827184), (186, 689320), (190, 674808), (228, 562340), (240, 534223), (248, 516990), (285, 449872), (304, 421755), (310, 413592), (372, 344660), (380, 337404), (456, 281170), (465, 275728), (496, 258495), (570, 224936), (589, 217680), (620, 206796), (744, 172330), (760, 168702), (907, 141360), (912, 140585), (930, 137864), (1140, 112468), (1178, 108840), (1240, 103398), (1488, 86165), (1520, 84351), (1767, 72560), (1814, 70680), (1860, 68932), (2280, 56234), (2356, 54420), (2480, 51699), (2721, 47120), (2945, 43536), (3534, 36280), (3628, 35340), (3720, 34466), (4535, 28272), (4560, 28117), (4712, 27210), (5442, 23560), (5890, 21768), (7068, 18140), (7256, 17670), (7440, 17233), (8835, 14512), (9070, 14136), (9424, 13605), (10884, 11780)]