206705280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{541}}^1$

素因数の和:762

約数の個数: 128

約数和(自身を含む): 663408000

約数和(自身を除く): 456702720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 199, 240, 320, 384, 398, 480, 541, 597, 640, 796, 960, 995, 1082, 1194, 1592, 1623, 1920, 1990, 2164, 2388, 2705, 2985, 3184, 3246, 3980, 4328, 4776, 5410, 5970, 6368, 6492, 7960, 8115, 8656, 9552, 10820, 11940, 12736, 12984, 15920, 16230, 17312, 19104, 21640, 23880, 25472, 25968, 31840, 32460, 34624, 38208, 43280, 47760, 51936, 63680, 64920, 69248, 76416, 86560, 95520, 103872, 107659, 127360, 129840, 173120, 191040, 207744, 215318, 259680, 322977, 346240, 382080, 430636, 519360, 538295, 645954, 861272, 1038720, 1076590, 1291908, 1614885, 1722544, 2153180, 2583816, 3229770, 3445088, 4306360, 5167632, 6459540, 6890176, 8612720, 10335264, 12919080, 13780352, 17225440, 20670528, 25838160, 34450880, 41341056, 51676320, 68901760, 103352640, 206705280]

約数ペア:

[(1, 206705280), (2, 103352640), (3, 68901760), (4, 51676320), (5, 41341056), (6, 34450880), (8, 25838160), (10, 20670528), (12, 17225440), (15, 13780352), (16, 12919080), (20, 10335264), (24, 8612720), (30, 6890176), (32, 6459540), (40, 5167632), (48, 4306360), (60, 3445088), (64, 3229770), (80, 2583816), (96, 2153180), (120, 1722544), (128, 1614885), (160, 1291908), (192, 1076590), (199, 1038720), (240, 861272), (320, 645954), (384, 538295), (398, 519360), (480, 430636), (541, 382080), (597, 346240), (640, 322977), (796, 259680), (960, 215318), (995, 207744), (1082, 191040), (1194, 173120), (1592, 129840), (1623, 127360), (1920, 107659), (1990, 103872), (2164, 95520), (2388, 86560), (2705, 76416), (2985, 69248), (3184, 64920), (3246, 63680), (3980, 51936), (4328, 47760), (4776, 43280), (5410, 38208), (5970, 34624), (6368, 32460), (6492, 31840), (7960, 25968), (8115, 25472), (8656, 23880), (9552, 21640), (10820, 19104), (11940, 17312), (12736, 16230), (12984, 15920)]