15120480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1$

素因数の和:161

約数の個数: 144

約数和(自身を含む): 51060240

約数和(自身を除く): 35939760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 109, 120, 136, 160, 170, 204, 218, 240, 255, 272, 289, 327, 340, 408, 436, 480, 510, 544, 545, 578, 654, 680, 816, 867, 872, 1020, 1090, 1156, 1308, 1360, 1445, 1632, 1635, 1734, 1744, 1853, 2040, 2180, 2312, 2616, 2720, 2890, 3270, 3468, 3488, 3706, 4080, 4335, 4360, 4624, 5232, 5559, 5780, 6540, 6936, 7412, 8160, 8670, 8720, 9248, 9265, 10464, 11118, 11560, 13080, 13872, 14824, 17340, 17440, 18530, 22236, 23120, 26160, 27744, 27795, 29648, 31501, 34680, 37060, 44472, 46240, 52320, 55590, 59296, 63002, 69360, 74120, 88944, 94503, 111180, 126004, 138720, 148240, 157505, 177888, 189006, 222360, 252008, 296480, 315010, 378012, 444720, 472515, 504016, 630020, 756024, 889440, 945030, 1008032, 1260040, 1512048, 1890060, 2520080, 3024096, 3780120, 5040160, 7560240, 15120480]

約数ペア:

[(1, 15120480), (2, 7560240), (3, 5040160), (4, 3780120), (5, 3024096), (6, 2520080), (8, 1890060), (10, 1512048), (12, 1260040), (15, 1008032), (16, 945030), (17, 889440), (20, 756024), (24, 630020), (30, 504016), (32, 472515), (34, 444720), (40, 378012), (48, 315010), (51, 296480), (60, 252008), (68, 222360), (80, 189006), (85, 177888), (96, 157505), (102, 148240), (109, 138720), (120, 126004), (136, 111180), (160, 94503), (170, 88944), (204, 74120), (218, 69360), (240, 63002), (255, 59296), (272, 55590), (289, 52320), (327, 46240), (340, 44472), (408, 37060), (436, 34680), (480, 31501), (510, 29648), (544, 27795), (545, 27744), (578, 26160), (654, 23120), (680, 22236), (816, 18530), (867, 17440), (872, 17340), (1020, 14824), (1090, 13872), (1156, 13080), (1308, 11560), (1360, 11118), (1445, 10464), (1632, 9265), (1635, 9248), (1734, 8720), (1744, 8670), (1853, 8160), (2040, 7412), (2180, 6936), (2312, 6540), (2616, 5780), (2720, 5559), (2890, 5232), (3270, 4624), (3468, 4360), (3488, 4335), (3706, 4080)]