217732240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:389

約数の個数: 120

約数和(自身を含む): 565213824

約数和(自身を除く): 347481584

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 83, 88, 110, 121, 166, 176, 220, 242, 271, 332, 415, 440, 484, 542, 605, 664, 830, 880, 913, 968, 1084, 1210, 1328, 1355, 1660, 1826, 1936, 2168, 2420, 2710, 2981, 3320, 3652, 4336, 4565, 4840, 5420, 5962, 6640, 7304, 9130, 9680, 10043, 10840, 11924, 14608, 14905, 18260, 20086, 21680, 22493, 23848, 29810, 32791, 36520, 40172, 44986, 47696, 50215, 59620, 65582, 73040, 80344, 89972, 100430, 112465, 119240, 131164, 160688, 163955, 179944, 200860, 224930, 238480, 247423, 262328, 327910, 359888, 401720, 449860, 494846, 524656, 655820, 803440, 899720, 989692, 1237115, 1311640, 1799440, 1979384, 2474230, 2623280, 2721653, 3958768, 4948460, 5443306, 9896920, 10886612, 13608265, 19793840, 21773224, 27216530, 43546448, 54433060, 108866120, 217732240]

約数ペア:

[(1, 217732240), (2, 108866120), (4, 54433060), (5, 43546448), (8, 27216530), (10, 21773224), (11, 19793840), (16, 13608265), (20, 10886612), (22, 9896920), (40, 5443306), (44, 4948460), (55, 3958768), (80, 2721653), (83, 2623280), (88, 2474230), (110, 1979384), (121, 1799440), (166, 1311640), (176, 1237115), (220, 989692), (242, 899720), (271, 803440), (332, 655820), (415, 524656), (440, 494846), (484, 449860), (542, 401720), (605, 359888), (664, 327910), (830, 262328), (880, 247423), (913, 238480), (968, 224930), (1084, 200860), (1210, 179944), (1328, 163955), (1355, 160688), (1660, 131164), (1826, 119240), (1936, 112465), (2168, 100430), (2420, 89972), (2710, 80344), (2981, 73040), (3320, 65582), (3652, 59620), (4336, 50215), (4565, 47696), (4840, 44986), (5420, 40172), (5962, 36520), (6640, 32791), (7304, 29810), (9130, 23848), (9680, 22493), (10043, 21680), (10840, 20086), (11924, 18260), (14608, 14905)]