28731600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:394

約数の個数: 180

約数和(自身を含む): 104341536

約数和(自身を除く): 75609936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 30, 36, 40, 45, 46, 48, 50, 60, 69, 72, 75, 80, 90, 92, 100, 115, 120, 138, 144, 150, 180, 184, 200, 207, 225, 230, 240, 276, 300, 345, 347, 360, 368, 400, 414, 450, 460, 552, 575, 600, 690, 694, 720, 828, 900, 920, 1035, 1041, 1104, 1150, 1200, 1380, 1388, 1656, 1725, 1735, 1800, 1840, 2070, 2082, 2300, 2760, 2776, 3123, 3312, 3450, 3470, 3600, 4140, 4164, 4600, 5175, 5205, 5520, 5552, 6246, 6900, 6940, 7981, 8280, 8328, 8675, 9200, 10350, 10410, 12492, 13800, 13880, 15615, 15962, 16560, 16656, 17350, 20700, 20820, 23943, 24984, 26025, 27600, 27760, 31230, 31924, 34700, 39905, 41400, 41640, 47886, 49968, 52050, 62460, 63848, 69400, 71829, 78075, 79810, 82800, 83280, 95772, 104100, 119715, 124920, 127696, 138800, 143658, 156150, 159620, 191544, 199525, 208200, 239430, 249840, 287316, 312300, 319240, 359145, 383088, 399050, 416400, 478860, 574632, 598575, 624600, 638480, 718290, 798100, 957720, 1149264, 1197150, 1249200, 1436580, 1596200, 1795725, 1915440, 2394300, 2873160, 3192400, 3591450, 4788600, 5746320, 7182900, 9577200, 14365800, 28731600]

約数ペア:

[(1, 28731600), (2, 14365800), (3, 9577200), (4, 7182900), (5, 5746320), (6, 4788600), (8, 3591450), (9, 3192400), (10, 2873160), (12, 2394300), (15, 1915440), (16, 1795725), (18, 1596200), (20, 1436580), (23, 1249200), (24, 1197150), (25, 1149264), (30, 957720), (36, 798100), (40, 718290), (45, 638480), (46, 624600), (48, 598575), (50, 574632), (60, 478860), (69, 416400), (72, 399050), (75, 383088), (80, 359145), (90, 319240), (92, 312300), (100, 287316), (115, 249840), (120, 239430), (138, 208200), (144, 199525), (150, 191544), (180, 159620), (184, 156150), (200, 143658), (207, 138800), (225, 127696), (230, 124920), (240, 119715), (276, 104100), (300, 95772), (345, 83280), (347, 82800), (360, 79810), (368, 78075), (400, 71829), (414, 69400), (450, 63848), (460, 62460), (552, 52050), (575, 49968), (600, 47886), (690, 41640), (694, 41400), (720, 39905), (828, 34700), (900, 31924), (920, 31230), (1035, 27760), (1041, 27600), (1104, 26025), (1150, 24984), (1200, 23943), (1380, 20820), (1388, 20700), (1656, 17350), (1725, 16656), (1735, 16560), (1800, 15962), (1840, 15615), (2070, 13880), (2082, 13800), (2300, 12492), (2760, 10410), (2776, 10350), (3123, 9200), (3312, 8675), (3450, 8328), (3470, 8280), (3600, 7981), (4140, 6940), (4164, 6900), (4600, 6246), (5175, 5552), (5205, 5520)]