254309160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13163}}^1$

素因数の和:13207

約数の個数: 128

約数和(自身を含む): 909895680

約数和(自身を除く): 655586520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2415, 2760, 3220, 3864, 4830, 6440, 9660, 13163, 19320, 26326, 39489, 52652, 65815, 78978, 92141, 105304, 131630, 157956, 184282, 197445, 263260, 276423, 302749, 315912, 368564, 394890, 460705, 526520, 552846, 605498, 737128, 789780, 908247, 921410, 1105692, 1210996, 1382115, 1513745, 1579560, 1816494, 1842820, 2119243, 2211384, 2421992, 2764230, 3027490, 3632988, 3685640, 4238486, 4541235, 5528460, 6054980, 6357729, 7265976, 8476972, 9082470, 10596215, 11056920, 12109960, 12715458, 16953944, 18164940, 21192430, 25430916, 31788645, 36329880, 42384860, 50861832, 63577290, 84769720, 127154580, 254309160]

約数ペア:

[(1, 254309160), (2, 127154580), (3, 84769720), (4, 63577290), (5, 50861832), (6, 42384860), (7, 36329880), (8, 31788645), (10, 25430916), (12, 21192430), (14, 18164940), (15, 16953944), (20, 12715458), (21, 12109960), (23, 11056920), (24, 10596215), (28, 9082470), (30, 8476972), (35, 7265976), (40, 6357729), (42, 6054980), (46, 5528460), (56, 4541235), (60, 4238486), (69, 3685640), (70, 3632988), (84, 3027490), (92, 2764230), (105, 2421992), (115, 2211384), (120, 2119243), (138, 1842820), (140, 1816494), (161, 1579560), (168, 1513745), (184, 1382115), (210, 1210996), (230, 1105692), (276, 921410), (280, 908247), (322, 789780), (345, 737128), (420, 605498), (460, 552846), (483, 526520), (552, 460705), (644, 394890), (690, 368564), (805, 315912), (840, 302749), (920, 276423), (966, 263260), (1288, 197445), (1380, 184282), (1610, 157956), (1932, 131630), (2415, 105304), (2760, 92141), (3220, 78978), (3864, 65815), (4830, 52652), (6440, 39489), (9660, 26326), (13163, 19320)]