209513280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5323}}^1$

素因数の和:5384

約数の個数: 112

約数和(自身を含む): 681557184

約数和(自身を除く): 472043904

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, 160, 164, 192, 205, 240, 246, 320, 328, 410, 480, 492, 615, 656, 820, 960, 984, 1230, 1312, 1640, 1968, 2460, 2624, 3280, 3936, 4920, 5323, 6560, 7872, 9840, 10646, 13120, 15969, 19680, 21292, 26615, 31938, 39360, 42584, 53230, 63876, 79845, 85168, 106460, 127752, 159690, 170336, 212920, 218243, 255504, 319380, 340672, 425840, 436486, 511008, 638760, 654729, 851680, 872972, 1022016, 1091215, 1277520, 1309458, 1703360, 1745944, 2182430, 2555040, 2618916, 3273645, 3491888, 4364860, 5110080, 5237832, 6547290, 6983776, 8729720, 10475664, 13094580, 13967552, 17459440, 20951328, 26189160, 34918880, 41902656, 52378320, 69837760, 104756640, 209513280]

約数ペア:

[(1, 209513280), (2, 104756640), (3, 69837760), (4, 52378320), (5, 41902656), (6, 34918880), (8, 26189160), (10, 20951328), (12, 17459440), (15, 13967552), (16, 13094580), (20, 10475664), (24, 8729720), (30, 6983776), (32, 6547290), (40, 5237832), (41, 5110080), (48, 4364860), (60, 3491888), (64, 3273645), (80, 2618916), (82, 2555040), (96, 2182430), (120, 1745944), (123, 1703360), (160, 1309458), (164, 1277520), (192, 1091215), (205, 1022016), (240, 872972), (246, 851680), (320, 654729), (328, 638760), (410, 511008), (480, 436486), (492, 425840), (615, 340672), (656, 319380), (820, 255504), (960, 218243), (984, 212920), (1230, 170336), (1312, 159690), (1640, 127752), (1968, 106460), (2460, 85168), (2624, 79845), (3280, 63876), (3936, 53230), (4920, 42584), (5323, 39360), (6560, 31938), (7872, 26615), (9840, 21292), (10646, 19680), (13120, 15969)]