66213420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:280

約数の個数: 192

約数和(自身を含む): 232866816

約数和(自身を除く): 166653396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 67, 70, 78, 84, 91, 105, 130, 134, 140, 156, 181, 182, 195, 201, 210, 260, 268, 273, 335, 362, 364, 390, 402, 420, 455, 469, 543, 546, 670, 724, 780, 804, 871, 905, 910, 938, 1005, 1086, 1092, 1267, 1340, 1365, 1407, 1742, 1810, 1820, 1876, 2010, 2172, 2345, 2353, 2534, 2613, 2715, 2730, 2814, 3484, 3620, 3801, 4020, 4355, 4690, 4706, 5068, 5226, 5430, 5460, 5628, 6097, 6335, 7035, 7059, 7602, 8710, 9380, 9412, 10452, 10860, 11765, 12127, 12194, 12670, 13065, 14070, 14118, 15204, 16471, 17420, 18291, 19005, 23530, 24254, 24388, 25340, 26130, 28140, 28236, 30485, 32942, 35295, 36381, 36582, 38010, 47060, 48508, 49413, 52260, 60635, 60970, 65884, 70590, 72762, 73164, 76020, 82355, 84889, 91455, 98826, 121270, 121940, 141180, 145524, 157651, 164710, 169778, 181905, 182910, 197652, 242540, 247065, 254667, 315302, 329420, 339556, 363810, 365820, 424445, 472953, 494130, 509334, 630604, 727620, 788255, 848890, 945906, 988260, 1018668, 1103557, 1273335, 1576510, 1697780, 1891812, 2207114, 2364765, 2546670, 3153020, 3310671, 4414228, 4729530, 5093340, 5517785, 6621342, 9459060, 11035570, 13242684, 16553355, 22071140, 33106710, 66213420]

約数ペア:

[(1, 66213420), (2, 33106710), (3, 22071140), (4, 16553355), (5, 13242684), (6, 11035570), (7, 9459060), (10, 6621342), (12, 5517785), (13, 5093340), (14, 4729530), (15, 4414228), (20, 3310671), (21, 3153020), (26, 2546670), (28, 2364765), (30, 2207114), (35, 1891812), (39, 1697780), (42, 1576510), (52, 1273335), (60, 1103557), (65, 1018668), (67, 988260), (70, 945906), (78, 848890), (84, 788255), (91, 727620), (105, 630604), (130, 509334), (134, 494130), (140, 472953), (156, 424445), (181, 365820), (182, 363810), (195, 339556), (201, 329420), (210, 315302), (260, 254667), (268, 247065), (273, 242540), (335, 197652), (362, 182910), (364, 181905), (390, 169778), (402, 164710), (420, 157651), (455, 145524), (469, 141180), (543, 121940), (546, 121270), (670, 98826), (724, 91455), (780, 84889), (804, 82355), (871, 76020), (905, 73164), (910, 72762), (938, 70590), (1005, 65884), (1086, 60970), (1092, 60635), (1267, 52260), (1340, 49413), (1365, 48508), (1407, 47060), (1742, 38010), (1810, 36582), (1820, 36381), (1876, 35295), (2010, 32942), (2172, 30485), (2345, 28236), (2353, 28140), (2534, 26130), (2613, 25340), (2715, 24388), (2730, 24254), (2814, 23530), (3484, 19005), (3620, 18291), (3801, 17420), (4020, 16471), (4355, 15204), (4690, 14118), (4706, 14070), (5068, 13065), (5226, 12670), (5430, 12194), (5460, 12127), (5628, 11765), (6097, 10860), (6335, 10452), (7035, 9412), (7059, 9380), (7602, 8710)]