15665280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:262

約数の個数: 128

約数和(自身を含む): 51408000

約数和(自身を除く): 35742720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 199, 205, 240, 246, 320, 328, 384, 398, 410, 480, 492, 597, 615, 640, 656, 796, 820, 960, 984, 995, 1194, 1230, 1312, 1592, 1640, 1920, 1968, 1990, 2388, 2460, 2624, 2985, 3184, 3280, 3936, 3980, 4776, 4920, 5248, 5970, 6368, 6560, 7872, 7960, 8159, 9552, 9840, 11940, 12736, 13120, 15744, 15920, 16318, 19104, 19680, 23880, 24477, 25472, 26240, 31840, 32636, 38208, 39360, 40795, 47760, 48954, 63680, 65272, 76416, 78720, 81590, 95520, 97908, 122385, 127360, 130544, 163180, 191040, 195816, 244770, 261088, 326360, 382080, 391632, 489540, 522176, 652720, 783264, 979080, 1044352, 1305440, 1566528, 1958160, 2610880, 3133056, 3916320, 5221760, 7832640, 15665280]

約数ペア:

[(1, 15665280), (2, 7832640), (3, 5221760), (4, 3916320), (5, 3133056), (6, 2610880), (8, 1958160), (10, 1566528), (12, 1305440), (15, 1044352), (16, 979080), (20, 783264), (24, 652720), (30, 522176), (32, 489540), (40, 391632), (41, 382080), (48, 326360), (60, 261088), (64, 244770), (80, 195816), (82, 191040), (96, 163180), (120, 130544), (123, 127360), (128, 122385), (160, 97908), (164, 95520), (192, 81590), (199, 78720), (205, 76416), (240, 65272), (246, 63680), (320, 48954), (328, 47760), (384, 40795), (398, 39360), (410, 38208), (480, 32636), (492, 31840), (597, 26240), (615, 25472), (640, 24477), (656, 23880), (796, 19680), (820, 19104), (960, 16318), (984, 15920), (995, 15744), (1194, 13120), (1230, 12736), (1312, 11940), (1592, 9840), (1640, 9552), (1920, 8159), (1968, 7960), (1990, 7872), (2388, 6560), (2460, 6368), (2624, 5970), (2985, 5248), (3184, 4920), (3280, 4776), (3936, 3980)]