217775460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:266

約数の個数: 192

約数和(自身を含む): 723824640

約数和(自身を除く): 506049180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 67, 70, 71, 84, 105, 109, 134, 140, 142, 201, 210, 213, 218, 268, 284, 327, 335, 355, 402, 420, 426, 436, 469, 497, 545, 654, 670, 710, 763, 804, 852, 938, 994, 1005, 1065, 1090, 1308, 1340, 1407, 1420, 1491, 1526, 1635, 1876, 1988, 2010, 2130, 2180, 2289, 2345, 2485, 2814, 2982, 3052, 3270, 3815, 4020, 4260, 4578, 4690, 4757, 4970, 5628, 5964, 6540, 7035, 7303, 7455, 7630, 7739, 9156, 9380, 9514, 9940, 11445, 14070, 14271, 14606, 14910, 15260, 15478, 19028, 21909, 22890, 23217, 23785, 28140, 28542, 29212, 29820, 30956, 33299, 36515, 38695, 43818, 45780, 46434, 47570, 51121, 54173, 57084, 66598, 71355, 73030, 77390, 87636, 92868, 95140, 99897, 102242, 108346, 109545, 116085, 133196, 142710, 146060, 153363, 154780, 162519, 166495, 199794, 204484, 216692, 219090, 232170, 255605, 270865, 285420, 306726, 325038, 332990, 399588, 438180, 464340, 499485, 511210, 518513, 541730, 613452, 650076, 665980, 766815, 812595, 998970, 1022420, 1037026, 1083460, 1533630, 1555539, 1625190, 1997940, 2074052, 2592565, 3067260, 3111078, 3250380, 3629591, 5185130, 6222156, 7259182, 7777695, 10370260, 10888773, 14518364, 15555390, 18147955, 21777546, 31110780, 36295910, 43555092, 54443865, 72591820, 108887730, 217775460]

約数ペア:

[(1, 217775460), (2, 108887730), (3, 72591820), (4, 54443865), (5, 43555092), (6, 36295910), (7, 31110780), (10, 21777546), (12, 18147955), (14, 15555390), (15, 14518364), (20, 10888773), (21, 10370260), (28, 7777695), (30, 7259182), (35, 6222156), (42, 5185130), (60, 3629591), (67, 3250380), (70, 3111078), (71, 3067260), (84, 2592565), (105, 2074052), (109, 1997940), (134, 1625190), (140, 1555539), (142, 1533630), (201, 1083460), (210, 1037026), (213, 1022420), (218, 998970), (268, 812595), (284, 766815), (327, 665980), (335, 650076), (355, 613452), (402, 541730), (420, 518513), (426, 511210), (436, 499485), (469, 464340), (497, 438180), (545, 399588), (654, 332990), (670, 325038), (710, 306726), (763, 285420), (804, 270865), (852, 255605), (938, 232170), (994, 219090), (1005, 216692), (1065, 204484), (1090, 199794), (1308, 166495), (1340, 162519), (1407, 154780), (1420, 153363), (1491, 146060), (1526, 142710), (1635, 133196), (1876, 116085), (1988, 109545), (2010, 108346), (2130, 102242), (2180, 99897), (2289, 95140), (2345, 92868), (2485, 87636), (2814, 77390), (2982, 73030), (3052, 71355), (3270, 66598), (3815, 57084), (4020, 54173), (4260, 51121), (4578, 47570), (4690, 46434), (4757, 45780), (4970, 43818), (5628, 38695), (5964, 36515), (6540, 33299), (7035, 30956), (7303, 29820), (7455, 29212), (7630, 28542), (7739, 28140), (9156, 23785), (9380, 23217), (9514, 22890), (9940, 21909), (11445, 19028), (14070, 15478), (14271, 15260), (14606, 14910)]