211178520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1783}}^1$

素因数の和:1854

約数の個数: 192

約数和(自身を含む): 801515520

約数和(自身を除く): 590337000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 47, 56, 60, 63, 70, 72, 84, 90, 94, 105, 120, 126, 140, 141, 168, 180, 188, 210, 235, 252, 280, 282, 315, 329, 360, 376, 420, 423, 470, 504, 564, 630, 658, 705, 840, 846, 940, 987, 1128, 1260, 1316, 1410, 1645, 1692, 1783, 1880, 1974, 2115, 2520, 2632, 2820, 2961, 3290, 3384, 3566, 3948, 4230, 4935, 5349, 5640, 5922, 6580, 7132, 7896, 8460, 8915, 9870, 10698, 11844, 12481, 13160, 14264, 14805, 16047, 16920, 17830, 19740, 21396, 23688, 24962, 26745, 29610, 32094, 35660, 37443, 39480, 42792, 49924, 53490, 59220, 62405, 64188, 71320, 74886, 80235, 83801, 99848, 106980, 112329, 118440, 124810, 128376, 149772, 160470, 167602, 187215, 213960, 224658, 249620, 251403, 299544, 320940, 335204, 374430, 419005, 449316, 499240, 502806, 561645, 586607, 641880, 670408, 748860, 754209, 838010, 898632, 1005612, 1123290, 1173214, 1257015, 1497720, 1508418, 1676020, 1759821, 2011224, 2246580, 2346428, 2514030, 2933035, 3016836, 3352040, 3519642, 3771045, 4493160, 4692856, 5028060, 5279463, 5866070, 6033672, 7039284, 7542090, 8799105, 10056120, 10558926, 11732140, 14078568, 15084180, 17598210, 21117852, 23464280, 26397315, 30168360, 35196420, 42235704, 52794630, 70392840, 105589260, 211178520]

約数ペア:

[(1, 211178520), (2, 105589260), (3, 70392840), (4, 52794630), (5, 42235704), (6, 35196420), (7, 30168360), (8, 26397315), (9, 23464280), (10, 21117852), (12, 17598210), (14, 15084180), (15, 14078568), (18, 11732140), (20, 10558926), (21, 10056120), (24, 8799105), (28, 7542090), (30, 7039284), (35, 6033672), (36, 5866070), (40, 5279463), (42, 5028060), (45, 4692856), (47, 4493160), (56, 3771045), (60, 3519642), (63, 3352040), (70, 3016836), (72, 2933035), (84, 2514030), (90, 2346428), (94, 2246580), (105, 2011224), (120, 1759821), (126, 1676020), (140, 1508418), (141, 1497720), (168, 1257015), (180, 1173214), (188, 1123290), (210, 1005612), (235, 898632), (252, 838010), (280, 754209), (282, 748860), (315, 670408), (329, 641880), (360, 586607), (376, 561645), (420, 502806), (423, 499240), (470, 449316), (504, 419005), (564, 374430), (630, 335204), (658, 320940), (705, 299544), (840, 251403), (846, 249620), (940, 224658), (987, 213960), (1128, 187215), (1260, 167602), (1316, 160470), (1410, 149772), (1645, 128376), (1692, 124810), (1783, 118440), (1880, 112329), (1974, 106980), (2115, 99848), (2520, 83801), (2632, 80235), (2820, 74886), (2961, 71320), (3290, 64188), (3384, 62405), (3566, 59220), (3948, 53490), (4230, 49924), (4935, 42792), (5349, 39480), (5640, 37443), (5922, 35660), (6580, 32094), (7132, 29610), (7896, 26745), (8460, 24962), (8915, 23688), (9870, 21396), (10698, 19740), (11844, 17830), (12481, 16920), (13160, 16047), (14264, 14805)]